This book constitutes the refereed proceedings of the Second International Conference on Digital Human Modeling, ICDHM 2009, held in San Diego, CA, USA in July 2009. The 80 revised papers presented were carefully reviewed and selected from numerous submissions. The papers accepted for presentation thoroughly cover the thematic area of face, head and body modeling, modeling motion, modeling behavior, emotion and cognition, human modeling in transport applications, human modeling applications in health and rehabilitation, ergonomic and industrial applications, and advances in digital human modeling.