Matthias Flach

Matthias Flach is Professor of Mathematics at Caltech, specializing in arithmetic algebraic geometry and number theory. His research explores special values of L-functions, Galois module structures, and connections between zeta functions and Arakelov theory.

Key research areas:

• Equivariant Tamagawa number conjectures
• Weil-étale cohomology theories
• Motivic L-function formulations

As Executive Officer for Mathematics (2006-09), he oversaw academic programs and research initiatives in pure mathematics.