‘Rich soil’

“The field of psychology has many theories, but no General Theory. The unifying theory David Marks presents, along with the 20 principles, provide rich soil for further testing and opens up exciting avenues for psychology.”

Scott Barry Kaufman, Scientific Director, University of Pennsylvania

masthead-sbk1.png

Follow me at:

Leave a Reply

This site uses Akismet to reduce spam. Learn how your comment data is processed.