Prasad began his career by enrolling as an Advocate on 27 November 1973 with the Bar Council of Bihar. He practiced in civil, constitutional, criminal, and service matters at the High Court of Judicature at Patna, Bihar, and was designated as a senior advocate on 17 July 1989. He was appointed the additional advocate general of the State of Bihar on 14 December 1993. He was elevated as a permanent judge of the Patna High Court on 8 November 1994 and was transferred to the
Madhya Pradesh High Court on 21 November 1994 from where he was transferred back to Patna High Court on 10 September 2001. He was appointed the acting Chief Justice of Patna High Court from 3 March 2008 to 12 May 2008 and from 17 December 2008 to 15 March 2009. He took oath as the Chief Justice of
Allahabad High Court on 20 March 2009 and was elevated as a judge of the Supreme Court of India on 7 February 2010 from where he superannuated on 14 July 2014. Thereafter he was appointed Chairman of the Press Council of India on 25 November 2014, succeeding Markandey Katju . Prasad has held various offices including the office of the vice-president of the English Speaking Union of Commonwealth and the President of the Patna Golf Club. He is an avid golfer and is seen more than often on public holidays at the Delhi Golf Course and sometimes at many (golf)courses in and around New Delhi. Work and family are his priorities and golf immediately comes after that. He plays to the handicap of 14. He is also a visiting professor at G.D. Goenka College. He served as the Chairman of the Bihar State Judicial Academy and a Member of the advisory board to consider the cases of detention under preventive law of the States of Madhya Pradesh and Bihar. He is an experienced arbitrator who has done a large number of arbitrations, including international arbitration under BIT, involving individual companies, public sector companies, foreign countries and companies, and Govt. of India. ==Publications==