PhD, LLM (1st Class Honors), DICL (Double), Dip. In Journalism, MCL (Cum Laude), PGD (Distinction) in (Legal Studies)
He is an educationist and currently the senior most faculty member at the Faculty of Law, University of Dhaka. He is also an Adjunct Professor at the Department of Law and Human Rights, University of Asia Pacific, where he plays a crucial role in teaching and academic development. He has previously served as the Chair of the National Human Rights Commission, Bangladesh (NHRC-BD) for a maximum of two tenures (2010-2016). Professor Rahman has contributed to the development of legal education in Bangladesh throughout his career by research and experiential learning projects. He has been teaching in the country since 1985. He was a Visiting Professor to Umeo University, Sweden, the University of Oslo, Norway, Kathmandu School of Law, Nepal, Tver State University, Russia, etc. He was awarded the Best Law Teacher in South Asia Award in 2010 jointly by the Society of Indian Law Firms (SILF) and the Menon Institute of Legal Advocacy Training (MILAT). He is a recipient of the Mother Teresa Gold Medal for Peace-2010, Nelson Mandela Gold Medal-2012, Mahatma Gandhi Peace Award-2011, Michael Modhushudan Dutta Award-2012 for promotion of Human Rights, among others.