Brandon Grainger is an assistant professor and Eaton faculty fellow at the University of Pittsburgh, Swanson School of Engineering, USA. He is also associate director of the Energy GRID Institute and co-director of the Advanced Magnetics for Power and Energy Development (AMPED) consortium. His research interests include medium to high voltage power electronics, general power electronic converter design, wide bandgap semiconductor device utilization, solid-state transformers, and electric vehicle motor drives. He has worked for ABB, ANSYS Inc., Mitsubishi, and Siemens. He is a member of the IEEE Power Electronics Society and Industrial Electronics Society.Rik W. De Doncker is a full professor at RWTH Aachen University, Germany. He is the director of the Institute for Power Electronics and Electrical Drives (ISEA). He also serves as director of the E.ON Energy Research Center of RWTH Aachen University and the BMBF German Federal Government Research Campus Flexible Electrical Networks. He is co-director of the RWTH Center for Wind Drives (CWD), the Center for Mobile Propulsion (CMP), and the Research Center Railways (RCR). Before joining RWTH he worked as Senior Scientist at General Electric CRD, Schenectady, NY and was CTO of Silicon Power Corporation, Malvern, PA. He is an IEEE fellow and member of several IEEE societies, and recipient of the 2013 IEEE Newell Power Electronics Technical Field Award, and the 2020 IEEE Medal in Power Engineering. His current research topics include electric vehicle propulsion systems, DC-to-DC converters, high power semiconductor devices, energy storage systems, and hybrid medium voltage switches and circuit breakers.