Arthur Horwich of the Yale School of Medicine received the Shaw Prize for Life Science and Medicine at a ceremony in Hong Kong held Monday evening. Horwich, Sterling Professor of Genetics, professor of pediatrics, and a Howard Hughes Medical Institute investigator, shared the $1 million prize with Franz-Ulrich Hartl of the Max Planck Institute of Biochemistry. The two men were honored for their contributions to the understanding of the molecular mechanism of protein folding.