Credit: Dartmouth Engineering Two Dartmouth Engineering professors have been named to the National Academy of Inventors' (NAI) 2021 class of Senior Members: Charles Sullivan, professor of engineering, and Karl Griswold, associate professor of engineering. NAI Senior Members are active faculty, scientists, and administrators from NAI member institutions who have demonstrated remarkable innovation producing technologies that have brought, or aspire to bring, real impact on the welfare of society. They also have proven success in patents, licensing and commercialization. Sullivan, who also serves as director of the Power Management Integration Center, funded by the National Science Foundation (NSF), has published more than 200 technical papers in magnetics, power electronics, electric machine modeling and control, and energy efficiency. Other career honors include being named the recipient of an NSF CAREER award and the Institute of Electrical and Electronics Engineers (IEEE) Power Electronics Society Modeling and Control Technical Achievement award, and being named an IEEE Fellow. Sullivan also holds 43 patents and is a co-founder of Resonant Link, a wireless power transfer startup.