ellipsis Save PDF Version Report Profile Keith Clay Professor and chair of the Department of Ecology and Evolutionary Biology | Tulane University New Oreans, LA, UNITED STATES Clay is an expert on the ecological and evolutionary consequences of microbial symbiosis with higher plants and animals. Contact Areas of Expertise (2) Cicadas Ticks Education (2) Duke University: Ph.D 1982 University of Texas: Postdoctoral Fellow Links (2) Cicadas are coming Expert says cicadas will be here soon Your profile is not published.