Leads the web spam team at Google, and works with the search quality team on search engine optimization issues

Joined Google in 2000 as a software engineer

Computer Science Graduate from University of Kentucky

Did masters in Science and PhD. from University Of north Carolina at Chappell

Matthew "Matt" Cutts

Is a step-by-step procedure for calculations/ a finite list of well-defined instructions for calculating a function

Are used for calculation, data processing, and automated reasoning

  What is an Algorithm?

Pigeon Rank Panda Penguin Humming word

Various Algorithm updates

Is a system for ranking web pages

Developed by Google founders Larry Page and Sergey Brin at Stanford University

Pigeon Rank's success relies primarily on the superior trainability of the domestic pigeon (Columba livia) and its unique capacity to recognize objects regardless of spatial orientation

Pigeon Rank

Increased importance of “Web ranking signals” (aka “back links”)

Increased focus on Location

Increased emphasis on Knowledge Graph results

Pigeon focused on

Is a change to Google's search results ranking algorithm that was first released in February 2011

The change aimed to lower the rank of "low-quality sites" or "thin sites",[1] and return higher-quality sites near the top of the search results. 

Panda

Does this [post] have spelling, stylistic, or factual errors?

Does the [post] provide original content or information, original reporting, original research, or original analysis?

Was the [post] edited well, or does it appear sloppy or hastily produced?

Does this [post] contain insightful analysis or interesting information that is beyond obvious?

Panda“ assesses website quality e.g.

Is an update for a Google algorithm update that was first announced on April 24, 2012

Aimed at decreasing search engine rankings of websites that violate Google’s Webmaster Guidelines by using now declared black-hat SEO by manipulating the link schemes

The main target of Google Penguin is spamdexing

Penguin:

Google started using Hummingbird about August 30, 2013

It considers not only the words mentioned in the query but also the meaning of the phrase

The goal is that pages matching the meaning do better, rather than pages matching just a few words

It places greater emphasis on page content, making search results more relevant and ensuring that Google delivers users to the most appropriate page of a website, rather than to a home page or top level page

In short humming bird enables conversational search

Humming Bird