Dr. Weston Price and the ideal human diet

Dr. Weston Price was a dentist who practiced in the 1930s in Cleveland. He became interested in the fact that people who lived native or traditional lifestyles seemed to be largely immune to dental cavities, while those who lived the modern lifestyle typically needed a lot of dental work.

http://bangordailynews.com/2013/08/29/health/dr-weston-price-and-the-ideal-human-diet/