Rongxin Yin is a Principal Scientific Engineering Associate in the Grid Integration Group of Lawrence Berkeley National Laboratory. He has been at LBNL since 2007 and focuses his career on building science, energy and buildings, and building to grid. His research focuses on energy efficiency and demand response (EE&DR) in commercial buildings, energy modeling, methodologies for baseline models for EE & DR, thermal energy storage, and smart grids. He is the primary developer of the Demand Response Quick Assessment Tool (DRQAT) for commercial buildings and refrigerated warehouses. He has a Master’s of Science Degree in Building Science from the University of California, Berkeley, and a Master’s of Science Degree in Mechanical Engineering from Tongji University in China.