Grab, it is by far mostly men who own the fashion magazine publishing houses, but you are right that it is women who buy the magazines. So, who is influencing whom? According to advertising research that I posted somewhere in a message (don't have time to find it now) the idealized super thin youthful face and body is promoted to drive sales of not only fashion, but of anti aging products, cosmetics, diet products, plastic surgery, etc. Many women and men both buy into that super thin ideal - enough to make it a hugely influential industry. Print it and they will buy....