Ben Goldacre

Physician; Best-Selling Academic & Science Writer

Professor Richard Dawkins

Evolutionary Biologist & Best-Selling Author

Richard Dawkins & Lawrence Krauss ...

John Boyega

British Actor Known for "Star Wars"

Charles Leadbeater

Innovation Expert & Author

Wingham Rowan

Founder of social business Slivers-of-Time, which runs online markets for microworking and micro-volunteering.

Margaret Heffernan

CEO, Entrepreneur, Columnist & Author of "A Bigger Prize: How We Can Do Better than the Competition"

Ziauddin Yousafzai

Co-Founder of the Malala Fund

Laura Kenny

Four-time Olympic Gold Medalist, Cycling; Most Decorated British Female Olympian

Shpongle

Psychedelic Electronic Music Project

Christopher Patten

Former British Governor of Hong Kong

Toheeb Jimoh

British-Nigerian Actor Best Known for His Role as Sam Obisanya in 'Ted Lasso'

Richard Hammond

British Television Presenter, Host of "Top Gear"

Bruce Dickinson

Lead Singer of Iron Maiden & Entrepreneur

Paul Dickinson

Sustainability Expert & Executive Chairman of The Carbon Disclosure Project

Natalie Dormer

Actress; Known for Her Role as Margaery Tyrell on "Game of Thrones"

Sir Ranulph Fiennes

Record-Breaking Explorer, Fundraiser & Author

Damon Albarn

English Musician and Producer, Frontman of Blur and Gorillaz

David Coulthard

British Former Formula One Racing Driver, Runner-Up for 2001 Formula One World Drivers' Championship, Presenter, Commentator, Journalist

Tyler Brule

Journalist, Entrepreneur, Acclaimed Authority on Brand Creation, Marketing, Culture and Lifestyle

Nonso Anozie

Actor Known for His Role in "Game of Thrones," "Cinderella" and CBS' "Zoo"