Davin graduated from
Duke University in 1979, where he played lacrosse and was a member of the
Sigma Chi fraternity. He then joined the military where he served four years of infantry command assignments including roles as a company commander in 1st Recon Battalion and 3rd Recon Battalion, followed by selection to become an infantry tactics instructor at the USMC officer course, The Basic School, in Quantico VA. Davin obtained the rank of captain. He then attended
Harvard Business School, graduating in 1987 with an
MBA. Davin was based in
Newport Beach, California. He died on September 1, 2025, at the age of 67, from
ALS. ==Career==