The 2017 American Society of Thermal and Fluids Engineers (ASTFE) Conference and 4th International Workshop on Heat Transfer (IWHT) will be co-located and held April 2-5, 2017 in the Rio Hotel & Casino in Las Vegas, NV. The conference and workshop provide an international forum for the presentation of the latest research and knowledge as well as for dissemination of high-quality research and development results in the thermal and fluid sciences.