I already answered that in another comment, but briefly: Waterloo/Perimeter, Caltech, MIT, Berkeley, U. Maryland, Singapore, Oxford, Cambridge, Bristol, CWI Amsterdam, Hebrew University, Tsinghua, UTS Sydney, McGill/Montreal, LRI Paris, and don't count out UT Austin -- we're planning to expand a lot! And many, many other places have at least one or two people in the field.