He is also an assistant dean of corporate relations at the School. For research, Dr. Sim works primarily in the areas of facial image analysis, biometrics, and computational photography. He is also interested in computer vision problems in general, such as shapefrom- shading, photometric stereo, and object recognition. From 2014 to 2016, Dr. Sim served as president of the Pattern Recognition and Machine Intelligence Association (PREMIA), a national professional body for pattern recognition, affiliated with the International Association for Pattern Recognition (IAPR).