Complex sentence: Joseph A. Gallian (born January 5,1942) is an American mathematician, the Morse Alumni Distinguished University Professor of Teaching in the Department of Mathematics and Statistics at the University of Minnesota Duluth.
Split into simpler sentences: Joseph A. Gallian (born January 5,1942) is an American mathematician. He is a Morse Alumni Distinguished University Professor of Teaching in the Department of Mathematics and Statistics at the University of Minnesota Duluth.