Eric Enge is the founder and CEO of Stone Temple Consulting, a leading SEO firm that serves a wide variety of companies, including a number of Fortune 100 companies. He writes regular columns in Search Engine Land and Search Engine Watch, and has also provided feature articles to SEOmoz. The interview series he publishes on the Ramblings about SEO blog (http://www.stonetemple.com/blog) regularly provides information directly from senior people fro Google and Microsoft on a regular basis. Eric is also a highly regarded speaker, and regular speaks on Internet marketing topics at conferences such as Pubcon, Search Engine Strategies, Search Marketing Expo, the American Marketing Association, SEMPO, Internet Retailers, O'Reilly, Web 2.0, and many others. You can also see content published by Eric on a regular basis by following him on Twitter (@stonetemple) or putting him in one of your circles on Google+ (+Eric Enge).

Stephan Spencer is an internationally recognized SEO expert, Internet entrepreneur, sought-after professional speaker, and bestselling author. He is the author of Google Power Search and coauthor of The Art of SEO and of Social eCommerce, all published by Oâ??Reilly. He is the host of the podcasts Marketing Speak and The Optimized Geek. Stephan produces and presents the 3-day training intensives Traffic Control and Passions into Profits. He is producing a video-based SEO training and coaching program at ScienceOfSEO.com. Stephan founded the interactive agency Netconcepts in 1995 and grew it into a multinational SEO firm, with dozens of staff in each of its U.S., New Zealand and China offices.

As the founder of Alchemist Media, Inc., a San Francisco search engine marketing company, Jessie Stricchiola began her search engine optimization career in 1997. For the past five years, she has been a guest speaker at each of the search industry's leading conferences including Incisive Media's Search Engine Strategies Conferences, Danny Sullivan's Search Marketing Expo, WebmasterWorld's PubCon, ad:Tech, WebGuild, and Shop.org. As one of the original nine founders of SEMPO (the Search Engine Marketing Professional Organization), she served for two years on the Board of Directors for the organization. Jessie has been interviewed by numerous trade publications and media outlets,including The New York Times, The Wall Street Journal, Wired Magazine, The Washington Post, SearchEngineWatch.com, CNET.com, CNBC, NPR, and The BBC. Her work on click fraud is featured in The Google Story by David Vise.