As a child she snuck into her mother’s closet to try on party dresses and staged fashion shows in the kitchen. As a teenager, she was partial to big hair and sequins. Now she’s a woman with a fondness for white nail polish, French-style macaroons, and “Mad Men.” Say hello to this week’s Instagram style pick, 25-year-old Kinesha Goldson (www.instagram.com/KLizGold). A buyer for Talbots, Goldson is seldom seen without her high heels. And she’s virtually never seen paying retail. Time to find out why this Chelsea fitness buff wishes she could dress like Rihanna every day.