New Delhi : President Pranab Mukherjee on Monday appointed Professor David R. Syiemlieh as the Chairman of the Union Public Service Commission (UPSC). Syiemlieh is from Meghalaya, and was a UPSC member. "The President has appointed Syiemlieh to perform the duties of the post of Chairman, Union Public Service Commission," a statement said here. The 63-year-old Syiemlieh will assume charge on January 4 and retire on January 21, 2018.-Agency