Weizhe Hong for his essay in the category of Developmental Biology, "Assembly of a Neural Circuit," is a second runner-up. Dr. Hong is a Helen Hay Whitney Fellow at California Institute of Technology, working on neural mechanisms underlying social and emotional behaviors in David Anderson's laboratory. Dr. Hong received a B.Sc. degree in biological sciences at Tsinghua University and a Ph.D. degree from Stanford University, where he worked in Liqun Luo's laboratory and studied the cellular and molecular mechanisms of wiring specificity in olfactory system development. Dr. Hong received the Genetics Society of America's Larry Sandler Memorial Award for the best Ph.D. dissertation on Drosophila-related research and presented the Larry Katz Memorial Lecture at the Cold Spring Harbor Conference for the best Ph.D. dissertation on neural circuit research.