Sofia Richie on Past Style Mistakes: 'When I Was 10 I Would Only Shop in the Guys' Section at the Gap'

When your big sis (who happens to be Nicole Richie) provides style inspiration to fashion icons (including Kate Moss!) it stands to reason that some of that style mojo would rub off on you. And it certainly has happened that way for Sofia Richie.

Nicole Richie: I Don't Know How to Mother a Teenager - Yet

“Right now, I know how to be a mother to [a 7-year-old],” she says

Kate Moss's Style Inspiration May Surprise You (and More from the Supermodel!)

Nicole Richie Gets a Pixie! Are You Loving Her Super-Short Style?

Nicole Richie on Dyeing Her Hair Pink: 'It Just Kind of Happened'

Nicole Richie Gets a Bright Pink Bob With Bangs

Nicole Richie Borrows from Her Six-Year-Old Daughter Harlow's Closet

The PEOPLE Magazine Awards Official Look of the Evening: The Jumpsuit

Three Chic Hair Looks for the PEOPLE Magazine Awards, Inspired by Jennifer Aniston and More Attendees! What Should We Wear?

Nicole Richie On Having Her Mom as Her Fashion Icon: 'She Was Much More of a Lady Than I Ever Will Be'