Juan L. Corral is a Professor at the Universitat Politècnica de València (SPAIN). During last 20 years, he has been working in different research projects on optical communications, microwave photonics and optical beamforming, both funded by Spanish and European administrations. His research interests include novel optical modulations, optical beamforming networksand microwave and millimetre-wave optical fibre systems. He has authored or co-authored over 70 papers in international journal and conference proceedings in his areas of research interests.