Oscar Duque-Perez is an associate professor of Electrical Engineering at the University of Valladolid (UVa), Spain. He received his B.S. and Ph.D. from UVa, in 1992 and 2000, respectively. In 1994, he joined the Department of Electrical Engineering of the School of Industrial Engineering, UVa. He is a member of the research group on Analysis and Diagnostics of Electrical Grids and Installations (ADIRE) and ITAP, University of Valladolid. He has published over 100 journal and conference papers and has been collaborating in R+D Projects with Private Companies such as Iberdrola, Adif or Redalsa as well as R+D public funded projects for more than twenty years. Duque-Perez received the Thomas Hawskley Gold Medal from the Institution of Mechanical Engineers, UK and the William Alexander Agnew Meritorious Award/Clarence Noel Goodall Award from the Institution of Mechanical Engineers, Railway Division, UK. His main research fields are electric machines condition monitoring, power systems reliability and power quality, and electric energy efficiency.