Dr. Samuel Mitrovich, Jr. (PA '97) died June 27, 2011. Dr. Mitrovich taught biology for 40 years at Freedom, Penn.'s Freedom Area High School. Aside from his Milken Award, he received the Presidential Award for Excellence in Math and Science Teaching and the Pennsylvania Science Teacher of the Year. He was cofounder and principle scientist at Chem-Space Associates and coauthor of the book A Global View of Lc/MS: How to Solve Your Most Challenging Analytical Problems.