 Complete the following phrase:  Shepperson was a pathbreaking historian of the African Diaspora, the history of the African peoples and their spread across the world and was awarded the Distinguished Africanist award in 2007 from the African Studies Association of the United Kingdom. His research specialism was Malawian history, but he also wrote on African-American history and was chair of the British Association for American Studies from 1971-74 and black British history particularly relating to the black presence in Scotland. Many of his writings, including on John Chilembwe and the 