Simulation & Gaming 42(3) 295 –300

During our 14 years together at Northwestern University, Harold Guetzkow was at the same time my colleague, creative teacher, and helpful personal friend. I used his simulation in my undergraduate courses. His research and personal suggestions provided creative insights for my research at UN Headquarters. He provided younger colleagues with opportunities to be fellow collaborators. He encouraged our families to have shared experiences. After I departed from Northwestern University, we maintained contact and friendship throughout his life. Keywords outstanding scholar, supportive colleague, creative teacher, personal friend, research collaborator, academic example I had intended to contribute an overview of Harold Guetzkow’s vast contributions to research on international relations. However, as I began writing, I found myself con-tinually reflecting on the roles that he played in shaping my development as a scholar and teacher. Therefore, I feel that this must be the subject of this brief essay. While he was my cooperative academic colleague for 14 years at Northwestern University, he was at the same time my creative teacher and a most helpful personal friend. I began my academic career at Northwestern University in 1957, as a postdoctoral fellow in the Department of Political Science. Soon after I arrived from Princeton University, I found this to be an incredibly broad social science environment. The chair-man, Richard C. Snyder, had developed a department that included not only political scientists but also a psychologist, anthropologist, sociologist, and a professor from the School of Education. I very quickly became aware that full understanding of major political issues requires insights drawn from all social science disciplines. I soo