· Founding Head of Research, a16z crypto2022–
· Professor, Department of Computer Science, Columbia University2019–
· Visiting Professor, Department of Mathematics, London School of Economics2017–2018
· Associate Professor, Department of Computer Science and (by courtesy) Management Science and Engineering, Stanford University2011–2017
· Assistant Professor (by courtesy), Department of Management Science and Engineering, Stanford University2004–2011
· MS, Mathematics, Cornell University
· PhD in Computer Science, Cornell University
· BS, Applied Mathematics, Stanford University
· MS, Computer Science, Stanford University