The ‘Lion’ Returns Home: Reintegration, Challenges and Opportunities  By Peter U. C. Dieke (Professor of Tourism, University of Nigeria, Nsukka) – Paper Presentation at the 1st Annual Convention of the University of Nigeria Alumni Association United Kingdom (UNAA-UK), themed Roaring in Diaspora and Looking Back Home, held at the International Centre for Life, Newcastle upon Tyne, UK, 19-22 October, 2017.