Stephan Spencer Voice Network Badge Voice Network contributor, an ongoing writer for our guest opinion column. Opinion ContributorStephan Spencer is co-author of The Art of SEO, author of Google Power Search and co-author of Social eCommerce. Stephan founded Netconcepts in 1995 and grew it into a multi-national SEO agency before selling it in 2010 to Covario. Voice 5 Components of YouTube That Brands Need to Optimize Not focusing on that strategy now could cost you impressions for the future. Voice How to Market a Seemingly Boring Industry in a Unique Way That Results in Page Views Sometimes the outrageous, bizarre route is best. Voice How Live Streaming Videos Can Boost Your SEO They generate 600% more interaction on Facebook than pre-recorded content.