Linda Graham Linda Graham is Professor of Botany and Environmental Studies at the University of Wisconsin-Madison.  She received her Ph.D. in Botany from the University of Michigan, Ann Arbor. She has taught a nonmajors plant biology course each year for morethan 20 years.  She also teaches courses on the biology of algae and bryophytes, contributes to an introductory biology course for majors, and has taught marine botany on a remote tropical island.  Read More Read Less