Vertical Ad Networks = More Engagement by Chris Trayhorn, Publisher of mThink Blue Book, May 8, 2009 And from another new report, this time from comScore, we learn that: the collected reach of vertical ad networks such as Federated Media, Adify Media and Glam Media has increased from 21% of total US Internet audience to 57% in the last twelve months; the audience for these vertical ad networks shows significantly higher levels of engagement in their particular site category than the typical online user; visitors to gaming sites covered by vertical ad networks spent an average of 423 minutes on site. To repeat, that’s an average of over seven hours. Filed under: Revenue About the Author Chris Trayhorn, Publisher of mThink Blue Book Chris Trayhorn is the Chairman of the Performance Marketing Industry Blue Ribbon Panel and the CEO of mThink.com, a leading online and content marketing agency. He has founded four successful marketing companies in London and San Francisco in the last 15 years, and is currently the founder and publisher of Revenue+Performance magazine, the magazine of the performance marketing industry since 2002.