Naturalist and survival expert Ray Mears is a bastion of bushcraft knowledge.
The face and voice of natural history television, Sir David's career has spanned 60 years.
Tom Hall is the Digital Editorial Director at Lonely Planet.
Bruce Parry is a modern-day intrepid adventurer.
Steve Backshall reaches the parts of the world others just can't get to!
Professor Alice Roberts is an anthropologist and science presenter.
Ben Fogle is always on the look out for his next extreme adventure!
Ben Miller is a comedian, actor and science presenter.
Brian Cox had a fledgling music career but is best known as a presenter of science docs.
Iain Stewart is a Scottish geologist, professor of geology and presenter.
Dr Maggie Aderin-Pocock is a space scientist and lunar fanatic.
British Zoologist and primatologist who specialised in working with chimpanzees.
Simon Reeve is an intrepid adventure television presenter and travel writer.
Dr Michael Mosley is a medical and science documentary presenter.
President of the Mathematical Association and science presenter.
Nigel Marven is a British naturalist and wildlife television presenter.