Bernd Heine
Bernd Heine (born 25 May 1939) is a German linguist and specialist in African studies.From 1978 to 2004 Heine held the chair for African Studies at the University of Cologne, Germany, now being a Professor Emeritus. His main focal points in research and teaching are African linguistics, sociolinguistics, grammaticalization theory and language contact and discourse grammar. The grammaticalisation theory, which deals with the changes in grammar, and to which he contributed 7 books and numerous articles, is his main focal point. Jointly with Tania Kuteva and Gunther Kaltenböck, Heine is the founder of the framework of discourse grammar. Provided by Wikipedia