Lei is an Associate Professor directing the Adaptive Learning Psychology & Neuroscience (ALPN) Lab, at the Centre for Human Brain Health and Institute for Mental Health, School of Psychology, University of Birmingham, UK. Lei was a Postdoc fellow in Social Decision Neuroscience at the SCAN-Unit, University of Vienna. Before that, he worked in the Gläscher Lab (PhD, summa cum laude, and 1-year postdoc) at University Medical Center Hamburg-Eppendorf, and he also worked as a Roche intern for Scientific Exchange (RiSE), based in the Clinical Computational Neuroscience Group at Roche Innovation Center Basel, Switzerland.