The Light&Lighting Laboratory of the KU Leuven has two fully funded PhD positions available for research on the visual perception of light and color in virtual reality. Funding is available for 4 years through a research grant of the Research Foundation - Flanders (FWO). KU Leuven is a highly international university that ranks among the best in the world in terms of research and innovation. It is spread over several campuses in Flanders (Belgium), with the Light&Lighting Laboratory (www.lichttechnologie.be) located at the Technology Campus in Ghent. The main research topics of the of the laboratory are optical design of luminaires, energy-efficient indoor lighting, innovative light sources, color/appearance of materials and light sources and radiometric and photometric metrology. The laboratory features advanced measurement equipment, necessary to perform doctoral research and to offer support towards the industry. Currently 20 people are involved in the research group (10 PhD students) and more than 70 companies are member of an industrial network. The laboratory also has a broad international network, is an active contributor to the work of the International Commission on Illumination (CIE) and the Illuminating Engineering Society (IES), and is a partner in the European Master program ‘Imaging and Light in Extended Reality (IMLEX)’.