Welcome Yangyang "William" Zhao from the University of Chicago to join the group as an Joint-cultivayed Undergraduate Scholar between The University of Chicago and Peking University! The mentor of William is Professor Viresh Rawal at the University of Chicago. William is planning to conduct in-lab research on cobalt-catalyzed HAT (Hydrogen-atom transfer) reactions under the guidance and supervision of Yunnian Yin from July to September, 2021.