Ruben Yiqi Luo, PhD, DABCC, FAACC is an assistant professor of pathology at Stanford University and associate director of clinical chemistry laboratory at Stanford Health Care. He has been dedicated to innovations in clinical diagnostics, i.e., pioneering the applications of label-free optical sensing and top-down mass spectrometry technologies in clinical laboratories. He completed his clinical chemistry fellowship at University of California San Francisco. Before the fellowship, he had several years of work experience in the clinical diagnostic industry. He received his PhD in analytical chemistry from Stanford University, and BS in chemistry from Peking University.