Culture & Events Evening of Excellence Harold Hamm and Drs. Mary Anne and Robert McCaffree are honored at the OU College of Medicine Alumni Association’s annual gathering. by Photos by Claude Long|April 1, 2014 Share Harold Hamm and Drs. Mary Anne and Robert McCaffree are honored at the OU College of Medicine Alumni Association’s annual gathering. Click here to see more and purchase photos. Stay up to date with the latest news delivered straight to your inbox. Email Sorry. You must have JavaScript enabled to fill out this form.