Miguel Ángel. González de Azawas born in Madrid, Spain. He received the Ingeniero de Telecomunicación and Ph.D. degrees, both from the Universidad Politénica de Madrid (UPM), Spain, in 1989 and 1997, respectively. Since 1990, he has been with the EscuelaTécnicaSuperior de Ingenieros de Telecomunicación at the Universidad Politénica de Madrid, first as Research Assistant, as an Assistant Professor from 1992 to 1997 and Associate Professor from 1997. His main research interests include analytical and numerical techniques for the analysis and design of antennas, arrays of antennas and microwave passive circuits.