Prof. Frese was formerly the Provost Chair and Head of Dept. at the National University of Singapore Businesses School. His research spans a wide range of basic and applied topics within organizational behavior and work psychology. Most important are his longitudinal studies on the psychological effects of unemployment, the impact of stress at work, predictors of personal initiative, as well as psychological success factors of entrepreneurs. He is also known for his (cross-national) research on innovation. His field studies on errors, error management, and error management culture have received wide attention. In addition, he is studying training—most importantly the concept of error management training, leadership training and training to improve entrepreneurial success and personal initiative. Most recently, he has done studies on cultural factors in the organization and across nations, research that looks at psychological success factors in entrepreneurs in developing countries (Africa, Latin America, and Asia) and in Europe and at innovation.