Evaluation Program Staff
At Pine Grove Behavioral Health & Addiction Services, our treatment staff are known for their leadership and expertise in the diagnosis, management, and treatment of addictive diseases and psychological disorders. Learn more about the background and experience of each Evaluation Program staff member by clicking on their image below:
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Edward Anderson, Ph.D.
Dr. Ed Anderson has coordinated comprehensive evaluations on professionals since 2003. His specialty areas include evaluation of personality disorders, substance abuse, and disruptive behavior in the workplace. He has performed hundreds of forensic-level evaluations for professional licensing boards and monitoring bodies. He worked for 8 years in Pine Grove’s Professional Enhancement Program, evaluating and treating professionals, and is now Clinical Director of Pine Grove’s Evaluation Center, which serves a wide range of clientele, including healthcare professionals. Dr. Anderson graduated with a Ph.D. in Clinical Psychology in 1998 from Brigham Young University in Utah.x
Anthony Calabrese, Ph.D.
Dr. Anthony Calabrese is a licensed psychologist in Mississippi, New York, and Alabama. He is the Director of Psychology and Outpatient Services for Pine Grove Behavioral Health & Addiction Services. He also serves as Interim Director of Pine Grove's Next Step program and as the Chief Psychologist for the doctoral internship in professional psychology program. Dr. Calabrese completed his doctoral training in Clinical Psychology at The University of Southern Mississippi in 1996. His clinical training included a doctoral psychology internship at the Veterans Administration Medical Center in Brooklyn, New York. He is listed in the National Register of Health Service Providers in Psychology and is a member of both the American Psychological Association and the Mississippi Psychological Association.x
Craig Paterson, Ph.D.
Craig Paterson, Ph.D. received his doctorate in clinical psychology from The University of Southern Mississippi and completed his doctoral psychology internship at New Orleans Veteran Affairs Medical Center. Dr. Paterson is a member of the American Psychological Association and the Mississippi Psychological Association, he joined the Pine Grove Behavioral Health & Addiction Services staff in 1992.x
Lacey Herrington, Ph.D.
Dr. Lacey Herrington is a licensed psychologist with the Evaluation Center at Pine Grove Behavioral Health & Addiction Services. She is also works with the Professionals Recovery Track, which provides daily group therapy addressing issues of professionalism for professionals receiving treatment in Pine Grove’s residential programs. She earned her master’s degree in Clinical Psychology from Mississippi State University in 2008, as well as her doctorate in Clinical Psychology from The University of Southern Mississippi in 2015. Dr. Herrington completed her pre-doctoral internship at Tulane Medical School in New Orleans, LA from 2014-2015. She was licensed in 2017. Her primary interests include: assessment, personality disorders, substance use disorders, forensic psychology, and trauma.x
Matthew Holcomb, Ph.D.
Dr. Matthew Holcomb is a neuropsychologist licensed in Mississippi and Louisiana and a faculty member of The Chicago School of Professional Psychology – New Orleans at Xavier University’s Clinical PsyD program. Dr. Holcomb received his Master’s in Clinical Psychology from Mississippi State University and Ph.D. in School Psychology from Ball State University. He completed a doctoral internship in Neuropsychology at the London Health Sciences Center and a two-year fellowship in pediatric neuropsychology at Dartmouth Medical School.
Dr. Holcomb is on staff with Jefferson Neurobehavioral Group in LA and MS and provides a variety of psychological and neuropsychological evaluations across the lifespan. He is experienced with a wide range of clinical, medical, and neurological conditions including epilepsy, cancer, mood and anxiety disorders, concussion, TBI, and ADHD.
Dr. Holcomb is also actively engaged in research and has published multiple articles in peer-reviewed journals as well as presenting his findings at both national and international conferences.x
Mallory Malkin, Ph.D
Dr. Mallory Malkin is a licensed Psychologist providing assessment services for children, adolescents, and adults at Pine Grove Behavioral Health & Addiction Services in Hattiesburg, MS. She earned her undergraduate degree in Psychology and Criminal Justice from Guilford College in Greensboro, NC. Dr. Malkin earned her Masters and Doctorate degrees in Clinical Psychology from The University of Southern Mississippi. She successfully completed her pre-doctoral internship at The University of Mississippi Medical Center/G.V. (Sonny) Montgomery VA Medical Center. Following her internship, Dr. Malkin completed her postdoctoral training at Mississippi State University and joined the faculty as an Assistant Professor of Psychology at Mississippi University for Women. Dr. Malkin has presented over sixteen presentations, published multiple articles in peer-reviewed journals, and co-authored a book chapter on anti-social behavior in children and adolescents. The majority of Dr. Malkin’s research focuses on child maltreatment, narcissism, psychopathology, and internalizing symptomatology. Dr. Malkin is trained in Trauma Focused Cognitive Behavioral Therapy (TF-CBT) among other evidenced based treatment approaches. Dr. Malkin’s areas of expertise include child maltreatment, child and adolescent anxiety and mood disorders, behavioral and emotional disturbances, as well as ADHD. She is the primary supervisor for externs working with children and adolescents on Pine Grove’s inpatient unit.x
Jessica Brook, DPT
Dr. Jessica Brook is the Program Coordinator for the Pine Grove Evaluation Center, National Call Center, and Transportation Departments. As program coordinator she supervises the daily operations, schedules patient evaluations, oversees the residential admissions department, obtains clinical information from referral sources and maintains contact throughout treatment, and assigns caseloads to the treatment team. Jessica has been a member of the Pine Grove team since 2015 when she joined the Call Center to facilitate residential admissions. Previously, she worked as a therapist in the Physical Therapy Department at Forrest General Hospital. Jessica received her Bachelors of Science from William Carey University in 2011, with a focus in human studies. She then received her Doctorate of Physical Therapy from The University of Alabama at Birmingham in 2014.x
Director of Psychology Services