По утверждению <a href="http://www.oreillynet.com/pub/au/3761">O'Reilly</a><br/>$$0$$<br/>[size=12]Stephan Spencer[/size]<br/><a href="http://twitter.com/sspencer">http://twitter.com/sspencer</a><br/>Madison, Wisconsin<br/>SEO expert, author, columnist, professional speaker<br/><b>Areas of Expertise</b>:<br/> SEO / search engine optimization<br/> ecommerce<br/> search engine marketing<br/> consulting<br/> speaking<br/> training<br/><b>Biography</b><br/>Stephan Spencer is an author of The Art of SEO published in October 2009 by O'Reilly and co-authored by Eric Enge, Rand Fishkin and Jessie Stricchiola.<br/>Stephan is the founder of Netconcepts. Netconcepts started out as a web design and marketing agency, but over time morphed into a leading SEO firm. Stephan, and Netconcepts, had been heavy into the science of SEO since 1999.<br/>Netconcepts was acquired in January 2010 by paid and organic search software/services agency Covario. Covario is one of those rare companies to have made it onto the Inc 500 list two years in a row -- in 2009 and again in 2010.<br/>Stephan is the inventor of the automated pay-for-performance natural search technology platform GravityStream, now re-branded as Organic Search Optimizer.<br/>He is a Senior Contributor to Practical Ecommerce and to MarketingProfs.com, and a columnist for Search Engine Land and Multichannel Merchant. He's also contributed to DM News, Catalog Age, Catalog Success, Building Online Business, Unlimited, and NZ Marketing magazine, among others.<br/>Stephan is a frequent conference speaker on SEO and other online marketing topics for the Direct Marketing Association (DMA), American Marketing Association (AMA), Shop.org, Internet Retailer, SMX, IncisiveMedia (Search Engine Strategies), O'Reilly/TechWeb, PubCon, ECMOD, IQPC and IIR. His hundreds of speaking gigs have taken him around the globe -- everywhere from Berlin, London, Toronto, Santiago, and Auckland, to New York, Chicago, San Francisco, Los Angeles, and places in between.<br/>Stephan is an avid blogger. He blogs at Stephan Spencer's Scatterings, Natural Search Blog, Business Blog Consulting, Changes For Good, and Google, I Suggest... He's also been a contributor for the following group blogs: Searchlight (part of the CNET Blog Network), Shop.org Blog, and MarketingProfs Daily Fix.<br/>Stephan is on the advisory board of CrowdGather.<br/>He holds an M.S. in Biochemistry from the University of Wisconsin-Madison.