http://en.wikipedia.org/wiki/Mladen_Bestvina

Mladen Bestvina is a three-time medalist at the International Mathematical Olympiad (two silver medals in 1976 and 1978 and a bronze medal in 1977).[2] He received a B. Sc. in 1982 from the University of Zagreb.[3] He obtained a PhD in Mathematics in 1984 at the University of Tennessee under the direction of John Walsh.[4] He was a visiting scholar at the Institute for Advanced Study in 1987-88 and again in 1990-91.[5] Bestvina had been a faculty member at UCLA, and joined the faculty in the Department of Mathematics at the University of Utah in 1993.[6] He was appointed a Distinguished Professor at the University of Utah in 2008.[6] Bestvina received the Alfred P. Sloan Fellowship in 1988–89[7][8] and a Presidential Young Investigator Award in 1988–91.[9]

Bestvina gave an Invited Address at the International Congress of Mathematicians in Beijing in 2002.[10] He also gave a Unni Namboodiri Lecture in Geometry and Topology at the University of Chicago.[11]

Bestvina served as an Editorial Board member for the Transactions of the American Mathematical Society.[12] He is currently an associate editor of the Annals of Mathematics[13] and an Editorial Board member for Geometric and Functional Analysis,[14] the Journal of Topology and Analysis,[15] Groups, Geometry and Dynamics,[16] Michigan Mathematical Journal,[17] Rocky Mountain Journal of Mathematics,[18] and Glasnik Matematicki.[19]

In 2012 he became a fellow of the American Mathematical Society.[20]