Jeff Sweat is the editor-in-chief of the <a href="http://www.yadvertisingblog.com" target="_hplink">Yahoo! Advertising Blog</a> and director of B2B marketing and social media for Yahoo! He writes on social media and advertising issues. You can follow Jeff at <a href="www.twitter.com/mrsweatsaysyeah" target="_hplink">@mrsweatsaysyeah</a> and Yahoo! Advertising at <a href="www.twitter.com/yahooadbuzz" target="_hplink">@yahooadbuzz</a>.