In an interview with eMarketer analyst Debra Aho Williamson, Facebook's head of global ad sales discusses the ad imlications of the social network's new Open Graph initiative that lets Facebook users
see what friends have liked and read on sites across the Web via a new set of social plug-ins for publishers. Murphy confirms that whenever someone hits that "Like" button on any site, that
information goes into their profile and can be used by marketers to target advertising within Facebook.
While he says Facebook has no plans to launch an ad network based on Open Graph, this
is certainly getting closer. Read more here.