A beloved member of the university’s Chicano community, he also founded and directed the Stanford Center for Chicano Research.

Physicists have identified possible remnants of two exploded stars, or supernovas, that were once paired before they each blew up. The discovery was made in part by using data from the Fermi Large Area Telescope.

One of the most influential econometricians of the last century, the groundbreaking Stanford professor harnessed statistical models to understand economic data, transforming the field of theoretical econometrics.