Congratulations Meredith Haynes M.A. by James Jakubow, Ph.D. - Wednesday, 4 March 2015, 11:19 AM Number of replies: 0 Our newest ACAS graduate from the CABAC program is Meredith Haynes who successfully defended her thesis entitled "The Use of Differential Reinforcement to Reduce Aggressive Behaviors in a Multiple Dog Setting" on March 2. Congratulations Meredith! Permalink