Dr. Geo KartheiserAs a fellow in the Rochester Postdoc Partnership program, Geo Kartheiser conducted research in the DeafxLab under the mentorship of Matthew Dye, Ph.D., an associate professor at the National Technical Institute for the Deaf. Together, they conducted a large-scale research study of neuroplasticity as a result of cochlear implant and sign language in Deaf and Hard-of-Hearing college students. True to his background as an Educational