The September issues of women's magazines are historically the thickest and most anticipated of the year, filled with a particularly frenzied orgy of materialism. WWD has the scoop on the covergirls for those issues, which will hit newsstands in late August. Keira Knightley will grace the cover of Vogue for the second…

It's been a long-time coming but, just like death, no matter the circumstances surrounding it, the blow is never dulled: WWD is reporting that Valentino will be resigning from his eponymous fashion house after designing one more ready-to-wear and one more couture collection. (Which we think makes him, like, the Barbra…