Sure, oversize T-shirts feel soft on your body, says Tim Gunn, co-host of Project Runway and author of Gunn’s Golden Rules. But you know what’s genuinely comfortable? Being dressed appropriately for your surroundings.

Out-of-touch behavior is certainly nothing new to the fashion world, and Tim Gunn, author of Gunn’s Golden Rules, has an infinite number of less-than endearing stories where it morphs into outrageous divadom. Here he shares a one of his favorites about Anna Wintour, editor-in-chief of American Vogue.

You can wear anything, as long as you wear it well. It just comes down to silhouette, proportion, and fit. At every age. But there are a few “rules” you should keep in mind. From Gunn’s Golden Rules by Tim Gunn, co-host of Project Runway

If you got rid of everyone in the fashion world who was high maintenance, says Tim Gunn, author of Gunn’s Golden Rules, there wouldn’t be many people left. But even if you’re in a crazy world like that, it doesn’t mean you have an obligation to drop your standards of behavior just to fit in. Here, he shares stories of terrible behavior by Isaac Mizrahi, Alexis and Martha Stewart, and others.

The inside scoop from J. Alexander, a judge on the show and author of Follow the Model: Miss J’s Guide to Unleashing Presence, Poise, and Power.

Organizing and time management don’t come naturally to many people, but they can be learned. Julie Morgenstern, author of SHED Your Stuff, Change Your Life, offers tips on getting yourself organized and managing your time for your own benefit.

Thirteen favorite do-it-yourself beauty treatments that are both easy and inexpensive, from actress and Dancing with the Stars alumna Lisa Rinna, author of Rinnavation: Getting Your Best Life Ever