John M. Oldham
About the Author
John M. Oldham, MD, PhD, is a distinguished psychiatrist and leading authority on personality disorders, with decades of experience in clinical research and practice. He has significantly advanced the understanding and diagnosis of personality pathology through his development of innovative assessment tools aligned with the DSM-5 framework. As a professor emeritus at Columbia University and former president of the American Psychiatric Association, Oldham's work emphasizes precise, evidence-based methods for evaluating personality functioning and traits. His contributions have empowered clinicians worldwide to deliver more accurate diagnoses and tailored treatments, bridging the gap between complex theory and practical application in mental health care. Oldham continues to influence the field through ongoing research and educational initiatives.
