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EVALUATING INFORMATION SOURCES
Is this “good stuff” for my report?
Things to Think About
Authority Who wrote this? Are they experts? Are they reliable?
Currency Is this information up-to-date?
Things to Think About
Purpose/Bias Why was it written? To inform, entertain, persuade
Relevancy Does it have information I need?
Another Thing to Consider
Ease of Use Can I find information quickly? Can I understand the information?
Print vs. Internet Sources
Print Authority
Editors Librarians
Currency Published once reprinted
Internet Authority
Anyone
Currency Can be updated
frequently
Checking Things Out
Print Look at the TITLE
PAGE and VERSO Author Publisher
Internet Check the
HOMEPAGE Author URL (Internet
address)http://dsc.discovery.com/dinosaurs/
Updated?
Understanding URL’s
http://dsc.discovery.com/dinosaurs/ hypertext transfer protocol www Domain name Domain suffix or extension
.com .org .net .edu. . mil .gov .bz Personal pages
Members, ~, geocities, aol, k-12
/ Folders Wiki
Look at the URL
• Someone’s PERSONAL PAGE? a name after a ~%UsersISP—aol, Verizon, OptimumWeb hosting provider geocities, wetpaint,
weebly or aol.com
Keep looking at the URL
• Type of DOMAIN Extensions .gov and . mil. edu. org .com .net
Look some more
• Country codes .us .ca .au .uk .de
Looking at some Internet Sources http://www.nsf.gov/news/special_reports/
dino/index.jsp http://en.wikipedia.org/wiki/Dinosaur http://www.geocities.com/dinowight/ http://www.ucmp.berkeley.edu/diapsids/d
inosaur.html http://www.galaxy.net/~k12/dinos/refer.s
html http://www.dinosaurs.bz/
Look even closer
• For the author• Expert or hobbyist?• Credentials given?
• For the publisher or domain• Finding it
• Between http://and 1st / http://www.lib.berkeley.edu/TeachingLib/Guides/
Internet/Evaluate.html
Continue Checking Things Out
Print Ease of use
Availability Purpose? Bias?
Are different ideas discussed?
Internet Ease of use
Can I navigate easily?
How fast is the connection?
Do the links work? Purpose? Bias?
Are there a lot of adswww.unmuseum.org/dinosaf.htm Are different ideas
discussed?
www.ibiblio.org/wm/paint/auth/matisse
http://www.metmuseum.org/toah/hd/pcez/hd_pcez.htm
http://www.asds.org/AH2002/julie/Cezanne.htm
http://zapatopi.net/treeoctopus
/
http://www.asds.org/AH2002/julie/Cezanne.htm
http://www.metmuseum.org/toah/hd/pcez/hd_pcez.htm
http://www.ibiblio.org/wm/paint/auth/cezanne/
Use sources that are reliable, up-to-date, easy to use, and fair.
Make good choices . . .
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