BEAUTYPhotos: Celebrity Hairstylist John Barrett Talks Hillary Clinton, Beyoncé, and Which Celeb Has the Best HairFrom the “Rachel” to the White House? John Barrett looks back–and forward.by Jane Larkworthy05.13.161John Barrett.2Barrett’s client Beyoncé performs during the Formation World Tour in Houston, Texas, May 2016. Photo by Getty Images.3Barrett’s client Hillary Clinton on Good Morning America, April 2016. Photo by Ida Mae Astute/ABC via Getty Images.4John Barrett with Mary-Kate and Ashley Olsen at his salon in New York, New York, April 1997. Photo by Ron Galella, Ltd./WireImage.5Barrett’s client Dame Maggie Smith at the EE British Academy Film Awards in London, England, February 2016. Photo by Getty Images.6John Barrett with client Helena Bonham Carter at the opening of Dolce & Gabbana in New York, New York, September 1998. Photo by Getty Images.7John Barrett with Venus Williams at her Spring 2013 presentation in New York, New York, September 2012. Photo by Getty Images.8Barrett’s client Anjelica Huston at PETA’s 35th anniversary party in Los Angeles, California, September 2015.9Barrett’s client Vanessa Redgrave at the Antalya Film Festival in Antalya, Turkey, December 2015. Photo by Suleyman Elcin/Anadolu Agency/Getty Images.10Barrett’s client Dame Judi Dench at the Olivier Awards in London, England, April 2016. Photo by Getty Images.