I think the pictures in Dr. AMBīs book are important to understand the principles of the NPA theory.
Sometimes it is not so easy to see the genetics of humans in a photo. I read the biography about Dostojewskij from Guski (2018), "a must" if you are interested in European and Russian literature at this time (19th century).
I think he was N but maybe NA-? He was Manic Depressive as we call it in German but a genius.
Pictures are important but the book "Towards Self and Sanity" is the key written by an extraordinary person.