Dr. Tapan Chattopadhyay 

Dr. Tapan Chattopadhyay, IPS & Director General of Police (Retd.) Ph.D. and D.Litt. joined the IPS in 1970 and had a peripatetic career in six organizations and seven states, undergoing training in England and the USA and visiting a number of Asian and European countries, before he retired in the rank of Director-General. After superannuation, he was appointed Member of the West Bengal Public Service Commission. Presently he is engaged in academic work.