Understanding the Difference – PTS, PTSD and TBI Jul 29, 2014 | Radio | 0 comments Bart Billings, PH.D. Was a guest on HBO’s Vice News, ABC’s Night Line and US News And World Report. … Listen Now on VoiceAmerica Submit a Comment Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Notify me of follow-up comments by email. Notify me of new posts by email.