Roger A HinrichsRoger Hinrichs is presently a professor emeritus of physics at SUNY-Oswego. At SUNY-Oswego he was previously a professor of physics and department chair, and he taught energy-related courses for over 25 years. His training is in experimental nuclear hysics, and his research involves studies of trace materials in environmental and biological samples using PIXE with Oswego's Van de Graaff particle accelerator. He has an interest in energy use in developing countries, and spent time in Kenya and India, as well as one year as a Fulbright Scholar in the sultanate of Oman. Additionally, he spent four years as a visiting professor at the Weill Cornell Medical College in Qatar. He co-directed the Institute in Energy Education, a program for secondary school science and technology teachers. In its 20 years, this program has impacted over 500,000 students and has won numerous awards. Dr. Hinrichs also supports active inquiry-based learning in the classroom; some of the activities in this text come from his course, "Physics for Elementary Education Majors." He has worked as a consultant at local, state and national levels on matters of energy policy and energy technologies. Read More Read Less