Yin Liu, Ph.D., is a scientific review officer in the Scientific Review Branch at the NIAMS. He was trained as a medical doctor and also obtained a Ph.D. degree in immunology at the Forth Military Medical University in China. Dr. Liu came to the National Cancer Institute at the NIH first as a visiting fellow and then became a staff scientist. As an immunologist, he studied the role of protein kinases and cytoskeleton proteins in T lymphocyte activation and recirculation. He joined NIAMS later on to do translational research on autoinflammatory diseases caused by genetic mutations in molecules involved in innate immunity.