David Rosenblatt serves as Chief Executive Officer at 1stdibs. He previously served as an Advisor at Carmel Ventures, Viola Ventures and Linkable Network. Since December 2010, Rosenblatt has served as a Board member at Twitter. From October 2008 to May 2009, Rosenblatt served as President of Global Display Advertising at Google. Rosenblatt joined Google in March 2008 in connection with Google's acquisition of DoubleClick, a provider of digital marketing technology and services. Rosenblatt joined DoubleClick in 1997 as part of its initial management team and served in several executive positions during his tenure, including as Chief Executive Officer from July 2005 to March 2008 and President from 2000 to July 2005. Rosenblatt currently serves on the boards of directors of IAC/InterActive, a media and Internet company, and a number of privately held companies. Rosenblatt holds a B.A. in East Asian Studies from Yale University and an M.B.A. from Stanford University.