His research interests include realistic computer graphics, appearance modeling, computational illumination and photography for graphics and vision. He has previously held an EPSRC Early Career Fellowship and a Royal Society Wolfson Research Merit Award in this area. He currently serves on the Editorial Board of the ACM Transactions on Graphics (TOG), and has recently served on the Editorial Board the IEEE Transactions on Visualization and Computer Graphics (TVCG). He has also served as Program Chair and Conference Chair for various computer graphics conferences including EGSR (2020/22), Pacific Graphics (2018), and CVMP (2018/19).