Sinofsky currently serves as Board Partner with Andreessen Horowitz and as an Executive in Residence at Harvard Business School.A respected technologist and business leader, Steven Sinofsky began his career at Microsoft in 1989. He started as a software design engineer in development tools. Working in product management, he grew to be one of the company's senior executives on Microsoft Office overseeing six major releases of the full range of Office apps and servers. Most recently he served as President of the Windows division through 2012. In this role, he oversaw many of Microsoft's largest products, including the development of the Windows operating system, as well as Windows Services such as Outlook.com, SkyDrive and Identity.He earned a BA in Computer Science from Cornell and an MS from the University of Massachusetts, Amherst.