Daniel “Dan” Callahan, is a Licensed Social Worker and Certified Addiction Professional
with a human service career spanning over thirty years. He attained his Masters of
Social Work degree at Fordham University, Lincoln Center in New York City.
He is the author of two recovery books titled “Freedom Recovery, a Workbook for
Residential Treatment” and “Recovery Thinking, 90-Days to Change Your Life” and co-
authored a training curriculum for the New York State Office of Mental Health, Bureau of
Forensic Services. Dan has held therapeutic, administrative and executive positions
with not-for-profit and private rehabilitation programs during the span of his career.
Dan was integral in the development of several statewide initiatives in the State of New
York including the Community Orientation and Re-entry Program (CORP) housed in the
Ossining Correctional Facility (Sing-Sing) a program designed to bridge the re-entry gap
for individuals with a serious and persistent mental illness and those with serious co-
occurring disorder(s) prior to and during release from incarceration.