Senior IAS officer Smita Nagaraj took over as the member of Union Public Service Commission. Nagaraj was appointed to the post with effect from Dec 1 for a period of 6 years or until she attains the age of 65 years. With her appointment, strength of UPSC has gone up to 8. Nagaraj is a 1984 batch IAS officer of Tamil Nadu cadre, her last posting was Director General in the Defence Ministry.