Stephen is an active researcher in the area of power electronics within the School of Engineering at Swansea University. He joined Swansea University in 1990 after working in electronics manufacturing industry for many years. He works on research projects as part of the ESDC research team, working mainly on projects in power electronics, energy efficiency and related power semiconductor issues. Specialised skills include: electronic circuit and power stage design; test system design; electronic system & device measurement & analysis; reliability of electronic systems & devices. Stephen gained an MPhil from Swansea University in 2005 and is currently undertaking a PhD with an expectation to graduate in 2018.