M. A. R. Barker - Wikipedia

Muhammad Abd-al-Rahman Barker (born Phillip Barker,[2] November 3, 1929 – March 16, 2012) was an American linguist who was professor of Urdu and South Asian Studies and created one of the first roleplaying games, Empire of the Petal Throne. He also wrote several fantasy/science fantasy novels based in his associated world setting of Tékumel, and at least one white supremacist/Neo-Nazi revisionist novel, Serpent's Walk.

In standard socionics? INTx if there ever were one, unknown if seeming irrational or seeming more alpha than gamma should take precedence. Now, as for which subtypes Nazis are, that's another question.