Dr Konstantin Stefanov is a Senior Research Fellow at the Centre for Electronic Imaging at The Open University, UK, and has over 20 years of experience in the field of CMOS and CCD image sensors, including characterisation, simulations, and design. His expertise is in the areas of physics, technology, and design of CMOS image sensors for science applications, semiconductor device simulations, device characterisation, radiation damage effects, detector electronics and data acquisition systems.