Tzahi (Zack) Weisfeld is a seasoned executive and a serial entrepreneur, with 20+ years of experience in tech consumer and enterprise markets. He is the founder and General Manager of Microsoft Global Accelerators. Prior to Microsoft Accelerators, Zack co-founded Sequoia backed Mintigo and he was VP Marketing & Strategy at Modu, the Israeli personal communications startup.Zack is speaking at the upcoming 4YFN conference in Barcelona - https://4yfn.com