The program begins at 7:30 p.m.
Dr. Bortz, who recently ran the Boston Marathon at the age of 80, is a clinical associate professor of medicine at Stanford University School of Medicine who has focused his research on the importance of physical exercise in the promotion of robust aging.
He is a graduate of Williams College and the University of Pennsylvania School of Medicine.
Kepler's Books is at 1010 El Camino Real in Menlo Park. For more information, call 324-4321.
Dr. Botz has these other speaking engagements in the Bay Area, according to Lauren Dwyer, a publicist for the publisher, Palgrave Macmillan.