The Department of Geosciences and
Princeton University
Congratulates

C. Brenhin Keller

on successfully defending his Ph.D. thesis

"Geochemical Evolution of Earth’s Continental Crust" on

Friday, September 23, 2016

Adviser: Blair Schoene

The examining committee members were:
Blair Schoene, Allan M. Rubin, Adam C. Maloof
and Frederik J. Simons