Two ONU professors will speak on their NIH research pertaining to post-traumatic stress disorder and its effects on the heart and memory formation.

Boyd Rorabaugh, professor of pharmacology and cell biology, and Phillip Zoladz, associate professor of psychology, will speak at Ada Chats, which is a series of talks sponsored by the Ada Public Library and Heterick Library.

The presentations by the professors will take place at Heterick at 10 a.m. on Thursday, Oct. 19. The program is free and open to the public.