All of this research was done by Judith Felson Duchan, an emeritus professor from the Department of Communicative Disorders and Sciences at the University at Buffalo. 

We are extremely grateful for her work and honored to continue her legacy by capturing her work on this site. We hope you enjoy it.

We encourage you to use this work for your own research, but you must cite us.

History of Speech Language Pathology by Judith Felson Duchan is licensed under Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International