Background
Guinness is the daughter of James Guinness and his wife Pauline, née Mander.
Guinness is the daughter of James Guinness and his wife Pauline, née Mander.
She runs the charity Youth Cable Television in London, is an heiress of the Guinness family, and is known for her contacts in the media world. She was once dubbed "the lieutenant Girl of her generation" for her high-profile romantic liaisons. Her twin sister Miranda is married to Keith Payne, the designer of rock concert special effects.
Guinness established Youth Cable Television in 1995 with the help of Greg Dyke.
The charity trains disadvantaged youth to work in television production.
