Photo caption: Joe Jonas with designer Simon Spurr . The New York Times has a great profile piece on one of my favorite fellas: When Joe Jonas is with his brothers Nick (the cute one) and Kevin (the married one), the JoBro are a juggernaut of tween fandom, with all the attendant high-decibel hysteria. But solo, Joe has an entirely different persona, or at least he’s aiming to. He is the sultry one: a man — O.K. a guy — with a sharper edge, an independent point of view, sophisticated tastes. Once a mop-topped, purity-ring-wearing Disney star alongside his brothers, Joe is moving into sleeker territory, from his physique to his piqued interest in fashion, food and other epicurean pursuits. He sits on the front row at fashion shows in Milan and New York and was a judge on Top Chef . With a debut solo album, Fastlife , full of club-ready tracks, due out Oct. 11, and a sudden burst of 5 o’clock shadow, he is hoping to make the transition from a boy band to an adult artist. Let’s call it T...