A Grinnell College professor who helps students from groups traditionally underrepresented in the sciences find success in scientific fields has been named the 2015 Iowa Professor of the Year by a national program. Clark Lindgren, the Patricia A. Johnson professor of neuroscience and professor of biology at Grinnell, was selected as part of the U.S. Professors of the Year Awards Program. The program honors excellence in undergraduate instruction, recognizing professors who profoundly influence the lives and careers of their students. Lindgren is one of 35 state winners from across the nation.