Terms of Service | Privacy Policy | Feedback | Login

Blog

Archives

NFL receiver Brandon Marshall speaks on borderline personality disorder at Menninger luncheon

Diagnosed in 2011, the athlete–introduced by John Oldham, M.D.– now works to break the stigma of mental illness* By Britni R. McAshan |May 3, 2019 Brandon Marshall has fielded opponents during a storied career in the National Football League with the Denver Broncos, the Miami Dolphins and the New York Jets, but he also has battled mental health […]

Read More

Scammers and Schemers

  Pretty frequently these days there is a big news story about the latest con artist who seemed to have pulled off an amazing scam until the glittering house of cards collapsed. Bernie Madoff comes to mind, referred to in Wikipedia as “the confessed operator of the largest Ponzi scheme in world history, and the […]

Read More

Recent Posts

Archives

Categories

The New Personality Self-Portrait on Amazon
The New Personality Self-Portrait: Why You Think, Work, Love, and Act the Way You Do, by John M. Oldham, M.D., and Lois B. Morris, Bantam Books, © 1995, available in softcover and electronic editions.
The NPSP25 is not intended to diagnose; rather, it addresses the components of normal personality, to show how the styles combine to create each person's unique imprint, to help individuals understand the conflicting aspects of their personalities, and to assist in locating hidden potential.
Copyright © 2026, John M. Oldham, Lois B. Morris, Alok Madan. All rights reserved. If you have any questions or concerns, please contact admin@npsp25.com
The New Personality Self-Portrait 25 Logo

Please enter your information:

You may purchase tests for personal use or to provide as a gift or a service to others. You will receive test credits for any unused purchases. You will be informed of available credits when you log in to your Account page.

For myself For others

To share a link to the NPSP25 site, enter information below and we will send an invitation.
To purchase a test on someone’s behalf, click on Buy Tests.

↑ ↑