T's Summer Fashion and Beauty issue is loaded with gems. In a "A Diamond in the Roughage," the photographer Richard Burbridge and the set designer Gary Card transform the model Tati into a floral fantasy worthy of Arcimboldo. (Extra points if you can spot the carats.) For "A Beautiful Mine," the writer Joshua Levine travels to South Africa with the jewelers behind the Los Angeles line Hoorsenbuhs to look for ethically mined diamonds. But not to be overlooked is our cover star, Cate Blanchett. She is well known, of course, for her portrayals of everyone from Queen Elizabeth I to Katharine Hepburn. In her new film, "Hanna," she tries the role of ruthless C.I.A. agent on for size. But lesser known perhaps are the slew of roles she plays off-screen, including the co-artistic director of the Sydney Theater Company, an eco-activist who works with the Australian Conservation Foundation and the mother of three young boys. That is what we call multifaceted. See more from the issue >>