John F. Nash Jr., Ph.D., Princeton 1950, Non-Cooperative Games. A one sentence letter written in support of his application to Princeton’s doctoral program in math simply said, “This man is a genius.” Thank you for all your brilliant gifts to mankind, your “equilibrium” and certainly your beautiful mind. The likes of your mastery of mathematics; your wizardry of innovation and your breathtakingly abstract thinking, will never pass this way, on this earth, again. R.I.P.