Prof. Didin S Damanhuri is a Professor of Economics at IPB University who has made a major contribution to scientific development at the Faculty of Economics and Management (FEM), especially for courses in political economy, development economics, and institutions. He has published many books and has been an inspiration to many parties. To appreciate his contribution until it enters retirement, FEM IPB University held a Retirement Event and Book Launching “Model of the Indonesian Welfare State: Heterodox Approach” at the Rectorate Auditorium, Dramaga Campus, Bogor, (03/08).