Dr. Geist is a certified speech-language pathologist with an emphasis in augmentative and alternative communication (AAC). She has worked in direct service, consultation, and product development, with her efforts concentrated on intervention approaches that target communication, language, and literacy outcomes for children and adults who cannot rely on speech alone to be heard and understood. Her research interests center on leveraging technology in the delivery of effective intervention. She is an investigator and director on multiple research projects, including Project Converse (PI), Building Bridges (co-PI), Project Open (co-PI) and Minimizing Text Complexity with AI (co-PI).

Karen Erickson, Ph.D. is the David E. and Dolores “Dee” Yoder Distinguished Professor of Literacy and Disability Studies in the Department of Health Sciences, School of Medicine at the University of North Carolina at Chapel Hill. Karen is also the Director of the Center for Literacy and Disability Studies and a Professor in the Division of Speech and Hearing Sciences. Karen is a former teacher of students with significant disabilities. Her current research addresses literacy and communication assessment and intervention for students with extensive support needs, as well as the supportiveness of augmentative and alternative communication in interaction. Recent projects have focused on creating open-source professional development and implementation supports such as those available in Project Core and Tar Heel Shared Reader.