Reuben is an associate in Davis Polk & Wardwell’s Financial Institutions Group. He provides strategic, transactional and regulatory advice to a wide array of both established and emerging participants in the FinTech space, focusing on the regulatory treatment of virtual currencies and blockchain. In addition, Reuben wrote the first widely read and cited academic paper on Bitcoin, and is often noted in the media as an expert on digital currencies. Before joining Davis Polk, Mr. Grinberg programmed trading server software for Bridgewater Associates, one of the world’s largest hedge funds. He holds a B.S. in Computer Science from Yale College, an M.S. in Computer Science from University of Texas at Austin, and a J.D. from Yale Law School.