Jenna Lyons, J. Crew President and Creative Director. Getty Images / Dimitrios Kambouris
The fashion industry is filled with designers, celebrities, journalists, stylists, and executives vying for influence.
We've selected the best of the best and created a list of who determines what's cool in America.
Some of the people who made the list are controversial public figures who move fashion trends based on what they wear. Others are executives who run multi-billion dollar companies.
Everyone on the list is a magnate in their own right.