PhD, Mathematics, Univ. of Heidelberg, Germany, 1992
Univ of Wisconsin, Madison 1994
Cornell University 1995
Univ of Chicago 1995-2001
Habilitation, Univ. of Heidelberg, 1998
Univ of Auckland 2002-present.
60 journal and conference publications.
Invited Speaker, International Congress of Mathematicians, Hyderabad 2010