Marios Theristis is a Postdoctoral Researcher at the Photovoltaic Technology Laboratory of the University of Cyprus. He was awarded his Dipl.-Ing. in Electrical and Computer Engineering from Democritus University of Thrace, Greece (2011) and his PhD (EPSRC & ETP funded) in Photovoltaic Engineering from Heriot-Watt University, UK (2016). Previously, he was a visiting researcher at the CEAEMA of the Universidad de Jaén, Spain (2016), a research fellow at Fraunhofer CSE, Albuquerque, USA (2015) and a research associate at the SRISL of the NCSR "Demokritos", Greece (2010-2011). His research interests include the spectral, electrical, thermal modelling and characterisation of photovoltaic devices and systems (including CPV) and the reliability analysis of renewable energy-based power systems. Marios is a frequent reviewer for numerous journals including the IEEE Journal of Photovoltaics (Golden Reviewer 2015 and 2016) and Elsevier Solar Energy.