Peter Head

Peter Head, the director of global design and business consulting firm Arup, and independent adviser to the London Sustainable Development Commission, is the master planner behind the world’s first true eco-city.Read on

Nigel Vardy

After recovering from severe frostbite, Nigel Vardy recently became the first Briton to climb the highest peaks on the world’s seven largest islands. Natalie Hoare speaks to him about his recovery, getting back into climbing and the ‘7x7 challenge’Read on

Aqqaluk Lynge

The president of the Inuit Circumpolar Council, Lynge has become a figurehead for the indigenous peoples of the Arctic. He talks to Mark Rowe about his work and the plight of the InuitRead on

Tim Cope

The first person in more than 800 years to ride 10,000 kilometres beween Mongolia and Hungary in the footsteps of Genghis Khan, Tim Cope talks to Natalie Hoare about his experiences and the insights that he has gained into the region’s nomadic cultureRead on

Sir Chris Bonington

Sir Chris Bonington, 73, mountaineer and explorer, has completed 19 expeditions to the Himalaya. Natalie Hoare talkes to him about his involvement in the creation of a Heritage Sherpa Museum in Khumjung, NepalRead on

One of the tribe

Bruce Parry has travelled the world living, sleeping, eating and working with some of the remote indigenous peoples. Natalie Hoare caught up with him during a fleeting visit to LondonRead on

David Nussbaum

David Nussbaum joined WWF UK as its new chief executive in May, taking charge of all of the conservation organisation’s activities in the UKRead on

Rebecca Hosking

Rebecca Hosking, 33, a freelance wildlife producer and camerawoman, recently led a campaign to rid the shops in Modbury, a small town in Devon, of all plastic bagsRead on

Wayne Hemingway

Wayne Hemingway, 46, designer and co-founder of the Red or Dead fasion label, is now turning his hand to housing designRead on

Willie Corduff

Willie Corduff, 53, a farmer from Ireland, was recently awarded a Goldman Environmental Prize for challenging Shell’s plans for a gas pipeline and refinery – activities that landed him and four others in jail.Read on

David Dimbleby

David Dimbleby has been presenting current affairs programmes and documentaries on the BBC since 1962. His latest series, How We Built Britain, investigates the changing face of British architecture.Read on

Mark Ellingham

Mark Ellingham, 48, is a co-founder of Rough Guides, which celebrates its 25-year anniversary this year. Since writing the first Rough Guide in 1982, he has seen the company achieve considerable growthRead on

Colin Thubron

One of the true elder statesmen of travel writing, Colin Thubron muses on his latest book, Shadow of the Silk Road, the dangers of vodka and why you’re never alone on the road. Words and portrait by Nick SmithRead on

Sir Ranulph Fiennes

Sir Ranulph Fiennes, 62, the first man to reach both North and South poles by land, is to climb the 3,970-metre Eiger Mountain in the Swiss Alps in March.Read on

Professor Rory Wilson

Rory Wilson was recognised for inventing a device that can track animals and record their behaviour without the need for direct observation.Read on

Robin Hanbury-Tenison

Nick Smith caught up with the explorer on his 70th birthday and discovered that he has lost none of his legendary thirst for both adventure and controversy.Read on

Ajantha Perera

Ajantha Perera, a former environmental science lecturer, was fired from the University of Colombo after bringing members of an underclass of 'rag pickers' to her lectures.Read on

Bettany Hughes

Bettany Hughes, 44, is a historian, broadcaster and author. Her book, Helen of Troy: Goddess, Princess, Whore has just been released in paperback.Read on

Frans Lanting

Frans' latest project, Life, is a multi-media venture that explores the history of life on Earth.Read on

Dipal Barua

Dipal is the managing director of Grameen Shakti, an NGO that has helped to bring sustainable energy to Bangladesh's rural communities through micro-financing. Read on

Michael McGrath

Michael McGrath is the only disabled person to have walked to both poles. Muscular dystophy has caused him to lose 65 per cent of his muscle bulk, making walking difficult. Read on