UM-Flint Alumna to be Nominated for Obama Administration Post January 24, 2012 6:13 pm UM-Flint News Marietta S. Robinson, a 1973 graduate, has been nominated to fill a vacancy as one of four commissioners on the Consumer Product Safety Commission. Marietta S. Robinson, a 1973 graduate, has been nominated to fill a vacancy as one of four commissioners on the Consumer Product Safety Commission.