7. 1'Can we cope with the profoundand far-reaching effects of theenergy problems we face-for thenext month, the next year, andeven for decades to come? Canwe find practical solutions tothese problems? Whether you areconcerned with the technical as-pects of energy problems or justinterested in gaining a better un-derstanding of the overall issues,your reading library will be en-riched by the addition of theseAAAS publications. To order yourpersonal copies, simply use theform below.

Please send me: ENERGY: Use,Conservation and Supply

casebound copies.Retail, $12.95; AAAS member,

prepaid, $11.95.paperbound copies.

Retail, $4.95; AAAS member, pre-paid, $4.45.

ENERGY AND THE FUTUREcasebound copies.

Retail, $9.95; AAAS member, pre-paid, $8.95.

paperbound copies.Retail, $4.95; AAAS member, pre-

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Send to Dept. EB-1AMERICAN ASSOCIATION for theADVANCEMENT of SCIENCE

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ZP ENERGY: USE, CONSERVATION, AND SUPPLY

For the scientist, for the engineer, for everyone concerned with the profoundand far-reaching effects of energy problems...

AAAS is pleased to announce the availability of a new publication-ENERGY:Use, Conservation, and Supply, a collection of enduring and readable articlesdesigned to help the individual seeking to understand the energy problems weface and looking for practical solutions to these problems.

ENERGY: Use, Conservation, and Supply is a compendium of articles that origi-nally appeared in Science during 1973-1974. Together, these articles presentan interesting and informative look at energy problems as they affect and areaffected by people and institutions, by existing and potential resources, and bydeveloping technologies. Whether you intend it for personal use or for use inclassroom or seminar-type settings, ENERGY: Use, Conservation, and Supplywill be a valuable addition to your library. Available in your choice of paper-bound or casebound editions.

Edited and with an introduction by Philip H. Abelson

Retail price: $12.95 casebound; $4.95 paperboundAAAS member price, prepaid: $11.95 casebound; $4.45 paperbound

ENERGY AND THE FUTURE

Now in its third printing, this authoritative book is a valuable resource for any-one wishing to explore the scientific and technological basis of the energydilemma. It surveys current and future sources of energy, describes the relevanttechnologies, assesses their potential impact on the environment, and identifiesthe technical obstacles to their development.

Specific topics discussed include: energy from fossil fuels; coal gasification;combirled-cycle power plants; magnetohydrodynamics; nuclear energy; pro'sand con's of nuclear power; breeder reactors; alternative energy sources;geothermal energy; solar energy: thermal conversion and photovoltaics; re-newable fuels from wastes; fusion-magnetic containment; laser-inducedfusion; energy transmission; transmission lines; fuel cells; hydrogen, the ulti-mate fuel; energy conservation; efficiency of energy use; energy needs andconservation policy; research priorities and energy policy.

By Allen Hammond, William Metz, and Thomas Maugh 11

Retail price: $9.95 casebound; $4.95 paperboundAAAS member price, prepaid: $8.95 casebound; $4.45 paperbound

Orders for these publications from countries other than the United States and Canada should be sent to Academic Press, Inc. through any one of the follow-ing locations:111 Fifth Avenue Harcourt Brace Jovanovich Building 24/28 Oval Road lHarcourt Brace Jovanovich GroupNew York, New York 10003 Pclk and Geary Streets London NW1 7DX, England Post Office Box 198

San Francisco, California 94109 Artarmon, NSW 2064, Australia

30 MAY 1975 959

POSITIONS WANTED

Biochemist/Molecular Biologist. Ph.D. 1965. Experi-ence in nucleic acid enzymology, hybridization, polynu-cleotide and DNA synthesis, protein biosynthesis, ster-oid receptor, hormonal regulation. Many publications.Seeks teaching, research, and development position incollege, university, hospital, industry. Box 243, SCI-ENCE. X

Biologist. Desire position as general biology laboratorycoordinator/preparator with additional duties in genet-ics, entomology, or microbiology courses. B.S. biology,M.S. entomology expected summer 1975. Box 235,SCIENCE. X

Geologist, 31, Ph.D., seeks challenging position, exper-tise in stratigraphy, sedimentology, and remote sensing;presently assistant professor. Box 236, SCIENCE. X

Gross Anatomist-Histologist-Electron Microscopist:Ph.D.; desires teaching-research position. Extensive re-search and teaching experience. Numerous publica-tions. Box 217, SCIENCE. 5/30

Lab Assistant. B.S. (biology), Brandeis, 1975. Some ex-perience, good with animals. Eager to learn. Flexible asto job and location. Box 237, SCIENCE. X

Highly experienced and qualified Neurophysiologistavailable for research job. For details, write: Dr. P.Simhadri, IJ18, Irrammanzil, 500004, INDIA. X

Science Editor. Knows all phases of publishing fromrough draft to printed product. Strongest areas: medi-cine, chemistry. Box 238, SCIENCE. 6/6

Veterinarian-Physiologist, D.V.M., Ph.D. 1969. Repro-ductive endocrinology, radioisotope methodology, andradiation biology. Postdoctoral experience in radio-immunoassays, animal medicine, and industrial re-search in oncology and chemotherapy. Publications.Seeks government, academic, or industrial position.Box 239, SCIENCE. X

POSITIONS OPEN

ASSISTANT PROFESSORS, RESEARCHONCOLOGISTS,

POSTDOCTORAL FELLOWSThe Division of Oncology, Department of Surgery,

UCLA School of Medicine, has the following researchpositions available:

I) Assistant Professor-Tumor Immunologist withsignificant research experience in cellular immunologyand human tumor immunology.

2) Assistant Professor-Tumor Immunologist andI mmunochemist.

3) Assistant Research Oncologist-Research experi-ence in tumor immunology and experimental immuno-therapy.

4) Assistant Research Oncologist--Tumor Immuno-logist with experience in immunochemistry and radio-immunoassays.

5) Postdoctoral Fellows-Positions available for1976.

Applications from women and minority groups en-couraged. An Affirmative Action Employer. Please di-rect inquiries and send curriculum vitae, by I August1975, to: Donald L. Morton, M.D., Professor of Sur-gery, Chief, Division of Oncology, Department of Sur-gery, University of California School of Medicine, LosAngeles, Calif. 90024.

UNIVERSITY OF PENNSYLVANIASCHOOL OF MEDICINE

DEPARTMENT OF PATHOLOGYIn accordance with University principles of fair-

practice employment, applications are invited for posi-tion of assistant professor or associate professor of pa-thology. Applicants must be Board-certified in Patho-logic Anatomy with strong interest and experience inCytology.

Applications, including curriculum vitae and fourreferences, should be sent to:

Dr. H. T. Enterline, DirectorDivision of Pathologic Anatomy Hospital

University of Pennsylvania34th and Spruce StreetsPhiladelphia, Pa. 19104

960

PersonnelPlacement

i

BIOLOGISTInstructor or assistant professor, Ph.D., starting I DEAN, SCHOOL OF MEDICINE

September 1975. Teach courses in cell biology, plant The Medical College of Georgia is seeking a Deanphysiology, microtechnique, invertebrate zoology, in- for its School of Medicine. The candidate should havetroductory biology. Teaching experience and lead- an M.D. degree and an established reputation for lead-ership potential desired. Salary range: $10,500 to ership in medical education, administration, and re-$1 1,000. Screening of applications to begin 20 June search. Interested persons are invited to submit appli-1975. Application should be supported by resume, aca- cations or nominations, including curriculum vitae anddemic transcripts, and three reference letters addressed bibliography, by 15 June 1975 to Arlie R. Mansberger,to: Chairman of Search Committee, Department of Sci- Jr., M.D., Chairman, Search Committee, Departmentence, Keene State College, Keene, N.H. 03431. An of Surgery, Medical College of Georgia, Augusta, Geor-Equal Opportunity Employer. gia 30902. The Medical College ofGeorgia is an Equal

Opportunity/Affirmative Action Employer.BIO-MATHEMATICIAN/AGRICULTURIST

THE JOHNS HOPKINS UNIVERSITY IS SEEK-University of California, Davis. The Department of ING A DEAN OF THE SCHOOL OF HYGIENE

Vegetable Crops has an opening in the Agricultural Ex- AND PUBLIC HEALTHperiment Station for a person with a rank equivalent toAssistant Professor to conduct research and teaching The Johns Hopkins University School of Hygiene andprograms in biological modeling, systems analysis of Public Health, a leader in the field since its founding in

crop production, and applied statistics. The appoint- 1916, is now accepting applications and nominationsment will be on an Il-month basis. Applicants must for the position of Dean. Persons with a distinguishedhave a Ph.D., preferred training in plant biology, statis- record of accomplishment in teaching, research, andtics, and computer science. Preference will be given to administration are invited to apply. It is anticipatedqualified applicants with knowledge in production of that this opening will be filled by I July 1976. Appli-annual crops. Approximately 75 percent of the time cations and nominations will be considered without re-

will be devoted to research, with general objectives to gard to race, religion, sex. or national origin and shouldstudy, describe, innovate, and improve vegetable pro- be sent to:duction and quality. General program areas would be Provost Harry Woolf, Chairmangrowth, culture, and physiology. Specific research area Search Committee for the Dean of the Schoolcould be soil-plant-water relationships, growth-devel- of Hygiene and Public Healthopment-environment, or one of several other poss- The Johns Hopkins Universitybilities utilizing systems analysis and biological mod- Baltimore, Maryland 21218eling. Teaching duties include direction of graduate Astudent research, supervision of graduate students onexperimental design, statistics, and computer program-ming. Undergraduate/graduate courses in applied sta- DIRECTOR OF RESEARCH IN ANESTHESIA;tistics may develop. Ph.D. with experience in pharmacological or physi-

Applicants should submit curriculum vitae and list ological research related to anesthesia. Rank and sal-of publications, including reprints, undergraduate and ary depending on ability and experience. Will conductgraduate transcripts, and three letters of recommenda- research, train fellows in research, and teach. Joint ap-tion by I July 1975, to: Dr. Mas Yamaguchi, Search pointment with Pharmacology Department. Must haveCommittee Chairman, Department of Vegetable Crops, experience with obtaining grants. Contact Dr. RobertUniversity of California, Davis, California 95616. Tele- Reynolds, Department of Anesthesia, Tufts New Eng-phone: 916-752-1743. Resumes received after I July land Medical Center Hospital, 171 Harrison Avenue,may not be considered. Boston, Mass. 02111. An Equal Opportunity Em-The University of California is an Equal Opportu- ployer.

nity/Affirmative Action Employer.

CLINICAL INVESTIGATOR. Position available inCancer Center for well-trained Physician interested ina career in basic aspects of clinical cancer research tojoin established group working on cancer etiology,pathogenesis, and prevention. Board-certified or eli-gible internist preferred. Send resume and three refer-ences to: Ms. M. T. Dixon, The Institute for Cancer Re-search, Fox Chase Cancer Center, 7701 Burholme Ave.,Philadelphia, Pa. 19111. An Equal Opportunity Em-ployer.

POSITIONS IN GENETICS. Research Associate;Ph.D. Emphasis on human genetics, postdoctoral expe-rience preferred. Duties to include assistance of stu-dents in data analysis and development of programmedlearning. Federally funded, salary to $15,000 (this is a

readvertisement). Postdoctoral Fellow in the followingareas of Human Genetics: Behavior, Statistical, Popu-lation, or Molecular. Salary $10,000 to $12,000. WriteJohn A. Hunt, Chairman, Department of Genetics, Uni-versity of Hawaii, Honolulu, Hawaii 96822. An EqualOpportunity/Affirmative Action Employer.

SCIENCE, VOL. 188

POSITIONS OPEN

ASSISTANT PROFESSOR in the Department ofBehavioral Sciences, Harvard School of Public Health.M.D. required, with training in both psychiatry andcultural anthropology. Someone who will take respon-sibility for teaching physicians and other health work-ers aspects of cultural belief as these influence thepatient-physician transaction and personal health andillness behavior. Should have research interests in thearea of comparative behavioral studies of medical care.

Qualified women and minority group members areencouraged to apply. Interested individuals shouldwrite to Mrs. Emily Morrison, Assistant to the Dean,Harvard School of Public Health, 677 Huntington Ave-nue, Boston, Massachusetts 02115.

ASSISTANT PROFESSORDEPARTMENT OF PATHOLOGY

Neurochemistry-plasma membrane proteins-cell andsubcellular fractionation.Contact:

Dr. N. Gonatas447 Johnson Pavillion G/2

University of Pennsylvania School of MedicinePhiladelphia, Pa. 19174Telephone: 215-243-6544

Ph.D. BIOCHEMIST/PHYSIOLOGIST

Research position available at Instructor level.Qualifications: Postdoctoral experience; good back-

ground in kinetics and statistics; experience in bonemetabolism. Salary dependent upon qualifications. Fe-male and minority candidates are encouraged to apply.For information write: D. J. Baylink, M.D., Seattle VAHospital, Seattle, Washington 98108.

POSITIONS OPEN

ASSISTANT PROFESSOR, immediate opening inunique, internationally known department for researchand teaching in science and technology of fermentedproducts, wine, and brandy, especially production andengineering aspects. Ph.D. with qualifications in chem-ical or biochemical engineering required. Food or fer-mentation science or related fields are of supportingvalue, but wine expertise may be learned later. Sendresume and references to Dr. A. D. Webb, Chairman,Department of Viticulture and Enology, University ofCalifornia, Davis, California 95616. The University ofCalifornia is an Equal Opportunity Employer. We en-courage applications from persons regardless of sex,ethnic, or racial background. Applications received af-ter 31 July 1975 are not assured consideration.

ASSISTANT PROFESSOR, BIOCYBERNETICSApplications are invited for the above position at theUniversity of California, Los Angeles, from individualswith the following qualifications: (i) Ph.D. or M.D. de-gree; (ii) "hybrid" training and/or experience in thesystem sciences, computing and physiology or medi-cine; (iii) demonstrated competence and sincere interestin both teaching and independent research; (iv) demon-strated competence and continuing research interest inhumoral systems, biochemical systems, metabolism, orrelated fields; (v) ability to teach interdisciplinarycourses involving the development and application ofadvanced systems analysis and identification methodsin physiology, medicine, and/or pharmacology. A"systems physiologist" with training and interest in an-imal experimentation and with the qualifications listedabove is preferred. Send curriculum vitae, list of publi-cations, and names of three references to: Professor J.J. DiStefano, III, Engineering Systems Department,4731 Boelter Hall, University of California, Los Ange-les, California 90024. Telephone 213-825-7482. AnEqual Opportunity/Affirmative Action Employer.

SENIORRESEARCH1ASSISTANTTERATOLOGY

Searle Laboratories, a division of G. D. Searle & Co. locatedin a north suburban area of Chicago, currently has anexcellent opportunity available within our Pathology-Toxi-cology Department. We're looking for a Senior ResearchAssistant to supervise and conduct teratology studieswithin the Teratology Unit.

As part of our Pathology-Toxicology Department staffed by40 people, you will be assisting in safety evaluations ofpotential and marketed pharmaceutical products. This re-sponsible position, reporting to a doctorate level researcher,requires a Master's degree in the biological sciences.Heavy emphasis in anatomy, embryology, histology, andbiochemistry is needed. Additionally, 3-5 years of teratologylaboratory experience in all phases of fetal examinationare required along with a developed supervisory anddecision-making ability.

In return, we offer a compensation package equal to yourefforts. To arrange a confidential interview, send a resumewith salary history and requirements to:

Carol L. BernacchiEmployment Counselor

G. D. Searle & Co.

P.O. Box 5110, Chicago, Ill. 60680Equal Opportunity...A Practice Not Just A

h

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961

University of AmsterdamIn the Subfaculty of Biology (Unit of SpecialZoology) is a vacancy for the post of

in systematic and geographic zoology.The new lecturer will be charged withteaching students in Biology, both on pre-and post-candidate level, and with supervisionof their research. The actual activity of theUnit are in the field of taxonomic zoology,zoogeography, history of natural science andautecology. These duties will be executed inclose cooperation with the professor and staffmembers of the Unit. Preferably, the newlecturer will have, in addition to good teachingcapacities, research experience in the field ofphylogenetic taxonomy and/or historicalzoogeography. The candidate must have theintention to learn Dutch.Applications, containing as much relevantinformation as possible, should be directed,within 4 weeks after the publication of thisperiodical, to Prof. Dr. J. H. Stock,Institute of Taxonomic Zoology,Plantage Middenlaan 53, Amsterdam,The Netherlands, quoting nr. z8z

rII

j1

30 MAY 1975

Director

Coronary Prevention Trial

JohnsllknsThe Lipid Research Center of the Johns Hopkins

University Medical School seeks an internist with aninterest in coronary artery disease, atherosclerosis andhyperlipidemia to assume the position as Director ofthe Johns Hopkins Coronary Prevential Trial (CPT).The CPT is a collaborative 7 year prospective doubleblind study on the effect of cholestyramine in prevent-ing coronory morbidity and mortality in 4,000 men,aged 35-59. Responsibilities include completion of re-cruitment and long range administrative and clinicalmanagement. Independent clinical or laboratory re-search is encouraged as time and interest permit. Sendinquiries and resume to: Johns Hopkins Medical Insti-tutions, Attn: Ms. Dorothy Krier, 624 North Broadway,Baltimore, Maryland 21205.

Li AN EQUAL OPPORTUNITY EMPLOYER

Kl--- Ml :-

I

i

I

POSITIONS OPEN

GRANTS REPRESENTATIVE for private sciencefoundation. Career position for physical scientist withPh.D. having teaching and research experience inhigher education and broad interests in advancement ofscience. Extensive travel from office in southeastemUnited States to colleges, universities, and scientific in-stitutions. Consult with faculties and administrators toidentify outstanding young investigators seeking grantfunds for support of basic research in the physical sci-ences. Work with scientific advisory committee in eval-uating research proposals and potential for achieve-ment of grant applicants. Opportunity for creativethinking and independent action as part of small,closely knit, highly motivated staff. Equ4l OpportunityEmployer encourages applications from all qualifiedcandidates. Send risum4, curriculum vitae, and namesof three references to: Dr. Sam C. Smith, Vice Presi-dent-Grants, Research Corporation, 405 LexingtonAvenue, New York, N.Y. 10017.

MARINE BIOLOGYAssistant or Associate Professor of Marine Bioldgy. Adoctoral degree in Marine Biology with specializationin invertebrate zoology or botany; college-level teach-ing experience required. Salary range from $l,960 to$18,570 plus $3,000 housing allowance and S1,000 relb-cation expenses. Position available 15 August 1975.Send resume and letter of application to Dr. James A.Dougherty, Chairman, Division of Science and Mathe-matics, College of the Virgin Islands, St. Thomas, U.S.Virgin Islands 00801. The College provides an EqualOpportunity to all candidates.

POSTDOCTORAL POSITION in Biochemistry($12,000 minimum) available on or before I September1975. Research involves the synthesis of radioactiveanalogs of ATP for affinity labeling of enzymes. Sendcurriculum vitae and three letters of recommendationto Dr. Louis Schliselfeld, Department of BiologicalChemistry, University of Illinois at the Medical Center,1853 West Polk St., Chicago, Illinois 60612. An EqualOpportunity Employer.

LINCOLN UNIVERSITYCOLLEGE OF AGRICULTURE

New ZealandLECTURER/SENIOR

LECTURER INAGRICULTURALMICROBIOLOGY

The Council of Lincoln College invitesapplications for the position of Lect-urer/Senior Lecturer in Agricultural Microbi-ology. Applicants should have a post-graduate degree in Science or Agricul-tural Science, and have appropriateteaching and research exprience.

Duties include lecturing to Degree andDiploma classes particularly in thoseaspects relating to plant diseases andthe supervision of postgraduate stu-dents. Research in a field of Microbiol-ogy related to Agriculture will beencouraged.

The successful applicant will be ap-pointed as Lecturer or Senior Lectureraccording to qualifications and experi-ence. Present academic salary scalesare: Lecturer NZ$7,787-$9,838; SeniorLecturer NZ$10,007-$11,718 (Bar)$12,062-$12,743. New Zealand Govern-ment Superannuation available.

Removal expenses and fares of the suc-cessful applicant will be reimbursed upto specified limits.

Conditions of Appointment giving fur-ther details of this position at LincolnCollege can be obtained from the Asso-ciation of Commonwealth Universities(Appts), 36 Gordon Square, LondonWC1H OPF, or from the Registrar ofthe University.

Applications close on 30 June 1975.

962

POSITIONS OPEN

PLANT SYSTEMATISTThe College of Biological Sciences, The Ohio State

University, invites qualified applicants to apply for thefollowing faculty position:

Assistant Professor of Botany with specialty in plantsystematics. Candidates must hold the Ph.D., be inter-ested in teaching at both the undergraduate and gradu-ate level, curating the University herbarium, and devel-oping a strong research program. Appointment will befor 9 months, beginning October 1975. Salary rgnge:$12,168 to $13,248. Candidates should subrhit a com-plete curriculum vitae, including reprints of pUblishedpapers and at least three letters of recommendation, toDr. Thomas N. Taylor, Chairman, Depattment of Bot-any, College of Biological Sciences, The Ohio StaleUniversity, 1735 Neil Avehue, ColunibdJs, Ohio 43210.Deadline for receipt of all materials is 6 June 1975. AnEqual Opportunity/Affirmative Action Employer.

IMMUNOCHEMISTPosition for Ph.D. experienced in characterization, iso-lation, and behavior of human serum proteins in devel-opment of diagnostic products. Opportunity to partici-pate in growth of new company through stock option.West Coast location.

Box 242, SCIENCE

UNIVERSITY OF READINGPostdoctoral Research Fellow required initially for 2years. The project, sponsored by SRC, is to character-ize the protein from soft insect cuticles. Applicantsshould be able to specialize in protein biophysics. Sal-ary £2118 X £129 per annum plus threshold (229 perannum) and U.S.S. superannuation. Apply with thenames of two referees, quoting Ref. M 15, to AssistantBurar (Personnel), University of Reading, White-knights, Reading, Berks, England, RG6 2AH.

PREDOCTORAL STUDY IN PHYSIOLOGYThe Department of Physiology provides graduate

training leading to the Ph.D. degree in areas of cellularand molecular endocrinology; cell membrane trans-port; lipid metabolism and obesity; myocardial, skele-tal, and smooth muscle physiology,and biophysics; neu-rophysiology; and tumor and cell biology. Assistant-ships are available for qualified applicants. For detailswrite to: Chairman, Graduate Committee, Departmentof Physiology and Biophysics, University of Illinois atthe Medical Center, P.O. Box 6998, Chicago, Illinois60680.

RESEARCH ASSOCIATEApplied mathematicians and/or fluid mechanicians

needed for research on mathematical modeling of lakecurrents and aquatic ecosystems. Candidates shouldhave common sense and competence in numericalmethods and fluid mechanics. Competence in or will-ingness to learn biology and chemistry is desirable. Ap-plicants should send resume and references to Profes-sor Wilbert Lick, Department of Earth Sciences, CaseWestern Reserve University, Cleveland, Ohio 44106. AnEqual Opportunity Employer.

RESEARCH ASSOCIATE with Ph.D. in Biophysicsand strong background in biochemistry for work onongoing research program in the areas of thrombosis.Applicant must have at least 3 years of previous re-search experience in the areas of hemostasis andthrombosis particularly with work on the functions ofplatelets as evidenced by publications. Must be alsoskilled in cell microelectrophoresis, plasma proteinpurification, and radioisotope techniques and in pro-cessing and examining biological specimens for trans-mission and scanning electron microscopy. Familiaritywith tissue culture and routine platelet function testshighly desirable. The candidate selected would assumeimmediate responsibility of the better part of a re-search project funded by a federal agency on a con-tractual basis. Wish to fill position by I July 1975. Sendapplication with full particulars, copies of pertinentpublications, and names of three references to: Pathol-ogist-in-Chief, Pawtucket Memorial Hospital, Paw-tucket, R.I. 02860.

SCIENTIFIC WRITER

Part-time services of a scientific writer to edit and as-sist in the preparation of manuscripts in the biologicalsciences. Proximity to New England, preferably theBoston area, essential.

Box 240, SCIENCE

POSITIONS OPEN

RESEARCH ASSOCIATESTUMOR IMMUNOLOGY

Two contract-supported positions available I June inLa Jolla, California (Sah Diego area), research institu-tion to (i) develop techniques for the selective enrich-ment of inflammatory cells recovered from dis-aggregated neoplasms or (ii) investigate macrophage-mediated cytotoxicity. Applicants with backgrounds inimmunology and working familiarity with cell separa-tion techniques or macrophages are preferred. SalaryS 13,500 to $15,500. Send complete risum6 to Box 232,SCIENCE.

SENSORY NEUROANATOMY-ULTRASTRUCTURE

Interdisciplinary center for sensory sciences has fac-ulty position for investigator of neurosensory systemby modem anatomical techniques including ultrastruc-ture and light microscopy. Must lecture on neuroana-tomical systems, offer advanced systems and tech-niques-oriented graduate seminar, and train graduateand postdoctoral students in laboratory. Rank and sal-ary open. Send curriculum vitae to: Dr. H. G. Sperling,Sensory Sciences Center, 6420 Lamar Fleming Avenue,Houston, Tex. 77025. An Equal Opportunitv/Affirma-tive Action Employer.

STAFF POSITION in small primate oncornavirus re-search group at National Cincer Institute currentlyavailable for recent Ph.D. and/or M.D. with provenability in mammalian somatic ceil hybridization, cy-togenetics, and competition radioimmunoassay, Salaryrange approximately $15,000 to $29,000 yearly depend-ing upon experience and credentials. Also, TISSUECULTURE TECHNICIAN for above with master'sdegree, publications, and at least 5 years of experiencewith oncornaviruses. Salary approximately $12,500.Send curriculum vitae and references to Box 241, SCI-ENCE.

SUPERVISORY PHARMACOLOGIST-FDA/BuDrugs

Excellent opportunity to supervise staff of pharmacolo-gists in evaluating data support safety of new Cardio-vascular, Renal, G-1 Drugs. Requires high degree ofjudgment, leadership, ability to function effectively onBIOMED Team monitoring progress of investigationin humans. Also ability to communicate effectivelywith MFRS/Academia/Investigators. Must be U.S.citizen, have comprehensive background in pharmacol-ogy and/or toxicology and experience in one of thecited drug classes. Career-conditional appointment.Equal Opportunity Employer. Vacancy AnnouncementPPD-75-7I-B. Send SF 171 to PPO, Room 5B-21, Mr.Brendle, 5600 Fishers Lane, Rockville, Md. 20852.

VIROLOGISTS. Two positions open, immediatelyavailable; postdoctoral, salary range $10,000 to$13,500 per annum. Applicants should have experiencein tissue culture and contemporary methods of molecu-lar virology. Experimental background in interferonarea desirable. Applicants expected to send resume (in-cluding reprints of major publications) and three lettersof reference to: Dr. W.A. Carter, Chairman, Depart-ment of Medical Viral Oncology, Roswell Park Memo-rial Institute, 666 Elm St., Buffalo, N.Y. 14263.

MARKET PLACE

SCIENCE, VOL. 188

Do You Need....

ADDITIONAL INCOMEAn unusual opportunity is available

for qualified professionals in Biology,Chemistry, or related fields to earn sig-nificant extra income without dis-traction from other interests. We are ahighly successful organization pre-

paring medical and dental school applicants for theMCAT & DAT exam each May and September,nationwide. Applicants should have experienceteaching Biology or Chemistry and enjoy function-ing autonomously (with our expert guidance andmaterials). Call collect 305-624-0163, or write:Sheldon N. Rose, Educational Center, 870 N.W.174 Street, Miami, Florida 33169.

free university amsterdamThe Subfaculty of Chemistry of the "Vrije Universiteit", Amsterdam,has a vacancy for a

full professor in analytical chemistryThe successful candidate is expected to participate in the coordination anddirection of educational and research activities within the AnalyticalChemistry Section of the Department of General and Analytical Chemistry.

Applicants with a general analytical training and who have productiveexperience in environmental analysis, or those who are willing to attend tothis aspect of analysis, will be considered for this post.

The "Vrije Universiteit" was founded in 1880 as a private non-denominational christian institution and is now a fully state-subsidisedprivate university. The preamble to its charter speaks of the Christian ideaof service as the university's guiding principle. It will be appreciated ifcandidates will express their attitude towards this principle in theirapplication.

Applications (accompanied by a curriculum vitae, a list of publications andreferences), as well as suggestions concerning qualified candidates for thisfunction, should be submitted within one month after appearance of thisadvertisement, to the Department of Personnel Affairs, Vrije Universiteit,De Boelelaan 1 1 05, P.O. Box 71 61, Amsterdam - 1 01 1, The Netherlands.

Further information is obtainable from the secretary of thenomination committee, dr. N. H. Velthorst, De Boelelaan 1085,Amsterdam - 1 01 1, The Netherlands; telephone: 020 - IL548 35 78 or 548 47 79.

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