Spring 2023

From the President and CEO of the Caltech Alumni Association by Ralph AmosIllustrated by Brian StaufferAs we reflect on CAA’s progress and accomplishments over the past few years, a saying comes to mind: “When you see a turtle atop a fence, know it did not get there...

NOTES ABOUT THE DATA:• Data is current as of January 10, 2023.• Of Caltech’s 25,500 living alumni, the Institute has verified contact information for 24,593 alumni. Numbers included on these pages are subsets of the Contactable Alumni data.• In/Outside Major US...

With Brian Sisk, PhD (PhD ’04) helming battery design, Rivian is taking the electric revolution off-road by Wayne Lewis Illustrated by Marian F. Moratinos When the electric-vehicle company Rivian Automotive first reached out to him in 2019, Brian Sisk, PhD (PhD ’04)...

In 1968, Wally Rippel, BS (BS ’68) and his Caltech team challenged MIT students to a cross-country race of electric cars Courtesy of Caltech Archives Rippel’s personally modified Volkswagen bus was the scrappy underdog, its floor covered with 20 lead-cobalt batteries,...