He also led critical efforts to make Amazon’s customer technology more scalable. He went on to lead customer relationship management at, directing Amazon’s renowned personalization, community, and targeted marketing features and technology. Prior to co-founding Two Sigma in 2001, John spent two years at, first as vice president and technical assistant to founder Jeff Bezos. While at Shaw, he directed the firm’s Japanese equity and equity-linked investments and supervised the firm’s London investment management affiliate. Shaw & Co., where he rose to managing director.

John is co-chair and co-founder of Two Sigma. David also sits on the Board of Directors of the Hamilton Insurance Group.

He is Founding Chair of the advisory board for MIT Quest, an initiative to discover the foundations of human intelligence and drive the development of technological tools that can positively influence society. In 2014, David co-founded the Scratch Foundation to support Scratch, a block-based programming language and online community for kids that helps young people learn to think creatively, reason systematically, and work collaboratively - essential skills for life in the 21st century.Īs a member of the MIT Corporation, David has the pleasure of serving on the Visiting Committee for the Media Lab, Electrical Engineering and Computer Science, and Center for Brains, Minds, and Machines, as well as with the advisory group for the Task Force on the Work of the Future. David’s service also includes roles on the Global Advisory Board of Khan Academy, the Advisory Board for Stanford’s Center on Philanthropy and Civil Society, and the Advisory Council for Princeton’s Center on Information Technology Policy. After co-founding the board of New York City FIRST, he furthered his commitment to the organization by joining the national FIRST board. He is the Chairman of the Board of Overseers at Cornell Tech, a board member of Carnegie Hall, and of the Robin Hood Learning + Tech Fund. David devotes significant time and energy to actively engaging with this work. In keeping with this vision, he founded Siegel Family Endowment in 2011 to support organizations and leaders that will understand and shape the impact of technology on society. Today, Two Sigma, through its use of algorithms and with its unique culture, drives transformations in many industries including investment management and insurance.ĭavid’s philanthropic efforts underscore his conviction that education, science, and technology are the keys to a better world.

In 2001, he co-founded Two Sigma on the belief that innovative technology and data science could help discover value in the world’s data. This interest sparked a life-long passion for building intelligent computational systems, reflecting the belief in technology’s potential to improve virtually every human endeavor.Īfter graduating from Princeton, David received a PhD in computer science from the Massachusetts Institute of Technology, where he conducted research at the Artificial Intelligence Laboratory. Inspired by 2001: A Space Odyssey, David was drawn to computer science at a young age and developed a deep interest in programming. He co-founded Two Sigma, where he currently serves as Co-Chairman. David is a computer scientist, entrepreneur, and philanthropist.

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