Dr. Martyn R. Dixon is a Professor of Mathematics at the University of Alabama. He did undergraduate work at the University of Manchester and obtained his Ph. D. at the University of Warwick under the guidance of Dr. Stewart Stonehewer. His main interests in group theory include ranks of groups, infinite dimensional linear groups, permutable subgroups and locally finite groups. He has written several books and numerous articles concerned with group theory. He has been a visiting professor at various institutions including the University of Kentucky, Bucknell University, Università degli Studi di Trento, the University of Napoli, the University of Salerno, the University of Valencia and the University of Zarogoza.