• by Joe Mandese  @mp_joemandese, February 11, 2008

Queried about whether the CPMs of social networks are in fact diminishing, Laredo Group’s Rob Graham, and moderator of a social networking panel at OMMA Behavioral, acknowledged he didn’t have all the details to back that point up.

“To be honest with you, I get most of my news from headlines these days.” Graham confessed.