Received his doctorate in clinical psychology from Antioch University New England in 2003, his master’s degree in religion from Yale Divinity School, and his bachelor’s degree from Trinity College. He completed his internship and postdoctoral training at the Danielsen Institute (Boston University). Dr. Hammer has taught in the clinical psychology department at AUNE since 2009 and practices as a licensed, clinical psychologist in Vermont. He continues to pursue his special interests in clinical supervision, peace psychology, social justice, and spiritually oriented psychotherapy.