**About the Special Issue Editor**

**Manuel Arias** received an M.Sc. degree in electrical engineering from the University of Oviedo, Spain in 2005 and a Ph.D. degree from the same university in 2010. In 2007 he joined the University of Oviedo as an Assistant Professor and since 2016 he has been an Associate Professor at the same university. His research interests include ac–dc and dc–dc converters, battery-cell equalizers, and LED lighting.
