Menninger Researchers

Jon G. Allen, PhD, senior staff psychologist, is an expert in treating trauma-related disorders and depression. A prolific writer and international lecturer, Dr. Allen develops effective psychoeducational presentations for patients, patient families and for professionals. He is the principal investigator for Menninger’s hospital-wide outcomes project.




Efrain Bleiberg, MD, is a nationally recognized child and adolescent psychiatrist with in-depth clinical expertise in personality and conduct disorders, trauma and consequences of maltreatment. He is principal investigator on Menninger’s DSM-5 field trial and a co-investigator of Menninger’s child and family research.




Peter Fonagy, PhD, FBA, is one of the world’s foremost investigators of child development and attachment research. He is a longtime Menninger collaborator and consultant who works with researchers at The Menninger Clinic’s Child & Family Program and at the Menninger Department of Psychiatry & Behavioral Sciences, Baylor College of Medicine. He consults on research projects at Menninger’s Adolescent Treatment Program.



Tom Ellis, PsyD, ABPP, is director of psychology at The Menninger Clinic. His research and publications focus on suicide, including cognitive characteristics of suicidal individuals, classification issues and the effectiveness of psychotherapeutic interventions. He is principal investigator for Menninger’s suicide prevention project.

Christopher Fowler, PhD, is associate director of clinical research at Menninger. Dr. Fowler has written and co-authored articles and book chapters on personality assessment, suicide risk, long-term psychoanalytically oriented residential treatment for severely disturbed patients, psychotherapy outcome studies and psychodynamic interviewing. He is a co-investigator on Menninger’s hospital-wide outcomes project.

B. Christopher Frueh, PhD, is McNair Scholar and director of clinical research, overseeing and participating in Menninger’s research projects. He is a nationally recognized expert on the health effects and economic impact of posttraumatic stress disorder. He is principal investigator on Menninger’s clinical trials research and a co-investigator on Menninger’s hospital-wide outcomes project.

Jane Mahoney, PhD, RN, PMHCNS-BC, is the director of Nursing Practice and Research. Her research has been published in scholarly journals such as the Journal of Professional Nursing and Perspectives in Psychiatric Care. She has been conducting medical and psychological research since 1999. Currently, she is principal investigator for Menninger’s nursing research.

John M. Oldham, MD, MS, specializes in personality disorders and is recognized internationally as a leader in psychiatric medicine. He is president of the American Psychiatric Association, the largest psychiatric organization in the world. At Menninger he leads the medical faculty and research. He is co-investigator on hospital-wide outcomes project and collaborates on personality disorders research with colleagues nationwide.

Carla Sharp, PhD, is research director of Menninger’s Adolescent Treatment Program. The ultimate aim of Dr. Sharp’s research is to refine and further develop the practice of assessment and diagnosis of childhood psychopathology to make possible the early identification and treatment of mental illness in children and adolescents. She is principal investigator of Menninger’s child and family research.

Rebecca Wagner, PhD, is coordinator of eating disorders (ED) services at Menninger. She is principal investigator on Menninger’s outcomes research on eating disorder treatment.

Menninger is a leading psychiatric hospital dedicated to
treating individuals with mood, personality, anxiety and
addictive disorders, teaching mental health professionals
and advancing mental healthcare through research.

The Menninger Clinic | 800-351-9058 | 713-275-5000 | Houston, Texas
Affiliated with Baylor College of Medicine and
The Methodist Hospital in the Texas Medical Center
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