Meet Katsuko Saruhashi, a resilient geochemist who detected nuclear fallout in the Pacific
Determining the measure of a great scientist is a challenge. Is it an enormous contribution to science, noted by awards and distinctions? Publications in peer reviewed journals or keynotes at conferences? Serving as an expert to governments, effecting change on national and international policy? Or can this measure be more granular: beyond being a role model, to be present and provide sustaining mentorship, lifting up others? No matter how you slice it, Katsuko Saruhashi is o
