Sallie (Penny) Chisholm '69 receives the National Medal of Science from President Barack Obama for her revolutionary work in oceanography. Fri, 01 Feb 2013 21:08:12 -0800 Academics,Alumni,Campus,Community,Parents,Prospective Students,Sallie (Penny) Chisholm '69,National Medal of Science,Barack Obama, Fri, 01 Feb 2013 21:08:12 -0800 Fri, 01 Mar 2013 12:00:00 -0800