Hair stylist Sam McKnight discusses working with Patrick Demarchelier and Christy Turlington on British Vogue's April 1989 issue cover.

Hair stylist Sam McKnight discusses working with Patrick Demarchelier on Madonna's 'Bedtime Stories' album cover from 1994.

Hair Stylist Sam McKnight talks to Nick Knight about working with the late great Irving Penn and model Katoucha on a couture shoot for American Vogue.

Hairstylist Sam McKnight shares his experience of working with Karl Lagerfeld on numerous Chanel runway shows.

Sam McKnight talks to Nick Knight about working with Princess Diana on a 1991 Vogue shoot, as well as some of her most iconic hair looks.

Watch day 2 of our behind-the-scenes footage of Nick Knight and Amanda Harlech's V Magazine couture shoot to see the making of the editorial.

Hair Stylist Sam McKnight made us an exclusive playlist - listen to his top 10 tracks.

Watch Sam McKnight's high octane celebration of hair in a selection of rainbow shades.

Hair stylist Sam McKnight interviewed by Tim Blanks on 20 May 2010 as a part of SHOWstudio’s ‘In Fashion’ series.

Hair Stylist Sam McKnight; one of 200 cultural icons captured by Nick Knight for the 30th anniversary issue of i-D magazine.

Alexander Fury interviews hair stylist Sam McKnight on the set of the V Magazine shoot.

Political fashion icon Carla Bruni is the focus of this fashion film by Sam McKnight.

A selection of stills from an all-night webcam shoot by Nick Knight.