Matthew Mandelbaum, PhD, MSEd, MA


19 W 34th St
New York, NY 10001
(212) 933-0758

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Dr. Mandelbaum is a New York State Licensed Psychologist who helps clients perform effectively through all of life’s domains.  With expertise in development and learning, he is intensively trained in Dialectical Behavior Therapy (DBT) as a first cohort member of the 2-year Linehan Institute Behavioral Tech DBT-Team-Building Intensive for Independent Practitioners. 

Dr. Mandelbaum helps clients be independent, interdependent, and effective across all areas of their lives.

Using DBT, Educational Psychology and Social Entrepreneurship, Dr. Mandelbaum helps clients build a life of worth, including personal, social, familial, academic, and professional success. Clients learn to reduce non-effective, non-life affirming behaviors and replace them with skillful means of thinking, feeling, and doing.  He works with clients to clarify values and be effective at the transactions that link values to goals, strategies, and tactics.

Dr. Mandelbaum works with professionals in business, healthcare, the arts, and education, university students and emerging adults to become more skillful problem-solvers who are more authentic, more resilient, and more effective at transforming challenges into success across domains. Professional, academic, and social-emotional improvements have included increased improved autonomy, higher academic achievement, university engagement, effective family and friendship relations, and employment and career growth. 

Listen to Dr. Mandelbaum as he talks about how social behavior in the workplace can help you thrive and be more productive in this episode of Minding Your Business, hosted by DB Hegler.

On a corporate level, Dr. Mandelbaum helps professionals become increasingly more efficient at creating more social impact for their mission-based institution.  He works to elevate their ability to leverage organizational power, recognize and elevate talent, and make decisions under uncertainty.

Dr. Mandelbaum offers prospective clients a complimentary initial phone consultation.


  • NYS Licensed Psychologist 
  • PhD Fordham University, Phi Kappa Phi
  • Executive Certificate, Nonprofit Leadership, Fordham University
  • Certificate, Dialectical Behavior Therapy, Linehan Institute Behavioral Tech
  • MSEd Gen/Special Education Bank Street College of Education
  • MA Psychology New York University, Psi Chi
  • BA Economics University of Pennsylvania, Phi Beta Kappa