Dennis Buchheim is CEO of the IAB Tech Lab, overseeing product, engineering, membership, and operations teams for the digital advertising industry’s global technical standards-setting organization. Prior to Tech Lab, Dennis was SVP of Data & Ad Effectiveness for IAB, after 12 years leading advertising technology product teams at Microsoft and Yahoo. Earlier in his career, Dennis worked for Apple, Oracle, and two startups, including one he co-founded. Dennis holds degrees in Computer Science and Business Economics from Brown University.