Donald J. Dahm is a professor at Rowan University. In 2004, Dr. Dahm received the Outstanding Achievement in Near Infrared Spectroscopy Award from the Eastern Analytical Symposium. He was selected in 2011 by Rowan students as the professor they most wanted to give “The Last Lecture,” an annual event based on Randy Pausch’s book. Don’s most recent book, coauthored with his son Kevin, is Interpreting Diffuse Reflectance and Transmittance: A Theoretical Introduction to Absorption Spectroscopy of Scattering Materials (2007).