Safi is a second-generation physicist (the son of two astrophysicists) and a biotech entrepreneur.
He received his BA summa cum laude from Harvard and his PhD in physics from Stanford, where he worked with Lenny Susskind in particle physics (the science of the small) and the Nobel laureate Bob Laughlin in condensed matter physics (the science of the many). He was a Miller Fellow in physics at UC Berkeley (the school of the many). After working for three years as a consultant for McKinsey, Safi co-founded a biotechnology company developing new drugs for cancer. He led its IPO and served as its CEO for 13 years.
Safi has presented at approximately 130 banking conferences, investor events, and medical meetings around the world, as well as at leading academic institutions including physics, mathematics, or medical departments at Harvard, MIT, Stanford, Princeton, UC Berkeley, Caltech, Cornell, Bell Labs, Dana-Farber Cancer Institute, Massachusetts General Hospital, Rockefeller, and the Weizmann Institute of Science in Israel.
He lives with his wife, two children, and roughly 37 Gerald + Piggie books in Cambridge, MA.