Michael Canalé, helped the star whip through a number of styles characterized by face-framing layers, lush, yet imperfect waves, and sun-kissed golden highlights. At present, Aniston's famous mane is as shiny, silky-smooth, and healthy as ever, and in honor of her 52nd birthday today, her go-to pros are helping to break down the secrets behind her famous lengths. Aniston's signature beachy golden blonde may look effortless, but there's a lot of meticulous, time-honored work that's gone into achieving and maintaining it. For nearly 30 years, colorist Michael Canalé has been tending to her tresses, weaving eye-brightening highlights into honey-brown waves for that California girl feel. "Jen's the original bronde," says Canalé, who slowly brought Aniston from her natural brunette to a golden blonde before adding those back-from-the-beach highlights. "Over time, you can see that I sanded out her hairline, making it brighter to bring out her eyes and warm...