Dr. Sam Gambhir, the Virginia and D.K. Ludwig Professor for Clinical Investigation in Cancer Research, the Chair of Stanford Radiology, Director of the Molecular Imaging Program at Stanford (MIPS) as well as the Canary Center at Stanford for Cancer Early Detection, and a long time member of and friend to Stanford Bio-X, will be remembered for his remarkable generosity and contributions to the Stanford community, and for his tireless work resulting in innumerable scientific advancements.