· Faculty Member (Current), University of Maryland2021–
· Faculty Member, Perimeter Institute2002–2021
· Long-Term Prize Fellow, UC Berkeley, Theory Group2001–2002
· Postdoctoral Researcher, Microsoft Research1999–2000
· Graduate Student (PhD in Physics), Caltech1997–
· Postdoctoral Fellow, Los Alamos National Laboratory1997–1999
· PhD 1997, California Institute of Technology