Long unavailable, here in published form at last, is Dr. Grundy's 1995 dissertation on Odinn.
Heathenry is not inherently racist. Nowhere in the lore do the gods of Asatru make any mention of excluding potential followers due to race, sexual orientation, gender identity or any number of other categories people use to define themselves or others.
Heathens of the world are joining together in order to combat the ugly stain that the small number of Asatruar who espouse racism has spread over our religion as a whole.
Here is Josh Rood's CNN article on the battle Heathens are facing.