Danny Sullivan is the editor-in-chief of Search Engine Land, a blog that deals with news and information about search engines, and search marketing. He graduated from the University of California, Irvine and for a year he was in England working for the BBC.

Sullivan started Search Engine Watch in beginning of June 1997. Search Engine Watch was a website with guidelines on how to get good search engine results. Matt Cutts of Google considered Search Engine Watch as “must reading,” and Tim Mayer of Yahoo! as the “most authoritative source on search”. Search Engine Land is a news web site that deals with search engine marketing and search engine optimization. It was founded in 2006 by Sullivan after he left Search Engine Watch.

Brett Tabke is an American programmer and SEO professional. Brett Tabke has worked in the computer industry for almost three decades. Tabke is at present the CEO and founder of Webmaster World Inc. He is also the founder of PHD Software Systems, a specialty software manufacture that produced a line of software for Commodore computers in the 80’s and 90’s.

Tabke gave several SEO staples as “Link Farm”, “SEO Themes”, and the classic “SERP” (Search Engine Results Page). He was also a founding board member of SEMPO. He also wrote a chapter for the best selling “Google Hacks” book. He is also the first identified person to have fully decoded the Excite and most of the Altavista search engine algos. Tabke’s document “26 Steps to 15k a Day” is one of the most widely read in SEO history.

Darrin J. Ward leads the Darrin Ward team, a group of SEO & SEM professionals that propose top-tier professional SEO and search marketing services. Darrin has been greatly involved in the SEO industry since day one. Darrin has founded a number of successful SEO and search related Websites and search companies.