The "Oil" on Fats

Indicator: The Oiling of America

This leads to a long article in four parts by an expert in lipid bio-chemistry.
The story of corporate shenaningans is very informative, but you can skip it if desired. Otherwise, Mary Enig gives a lot of well-researched facts on dietary fats. It is a basic source document if you want to be well-informed about the dietary debate.