Desert Island Discs

Kirsty Young's castaway is the internet entrepreneur Jimmy Wales.He is best known as the co-founder of the free online encyclopedia Wikipedia. He grew up in Huntsville, Alabama and was the eldest child of a grocery store manager and his wife who ran a primary school where Jimmy and his siblings were educated. After acquiring a degree in finance and working as a trader in Chicago, his first serious foray into the online world was with the web portal Bomis, before branching out with a project called Nupedia, an online encyclopedia with entries written by scholars and published after undergoing peer review.Wikipedia launched in 2001 and now exists in 287 languages and is the 7th most accessed website in the world with over 20 billion page views per month. It can be edited by anyone though relies on a core of around 5,000 volunteers who are responsible for the majority of the content. It is Jimmy's aim to create "a world in which every single person on the planet is given free access to the sum of all human knowledge."Producer: Cathy Drysdale.

Kirsty Young's castaway is the farmer, and Chief Executive of the Soil Association, Helen Browning.Born and brought up on the farm in Wiltshire she runs today, she told her father she wanted to be a 'proper farmer' aged just 9. By the time she was 24 her father had passed the reins on to her and not long after, she made it entirely organic.Inspired by five of her great aunts who, after the First World War, began farming themselves, today she continues to run the family farm, her own meat business and the local pub. Awarded the OBE in 1998 for services to farming, she is chair of the Food Ethics Council, has served on the Curry Commission into the Future of Farming and Food and was appointed Chief Executive of the Soil Association in 2010.Producer: Cathy Drysdale.

Kirsty Young's castaway is the cyclist Sir Bradley Wiggins.Winner of four Olympic gold medals, six track World Championship gold medals and the first Briton to win the Tour de France, cycling is in his blood. His parents met through the sport - his Australian father was himself a professional, his British mother a keen follower. His father left the family when Bradley was still a toddler and it was his mum, Linda, who helped him pursue his dreams of being a champion cyclist. Inspired by Chris Boardman's success at the 1992 Barcelona Olympics by the age of 16 he'd won gold, silver and bronze at the Junior National Track Championships and was called up to the National Squad. He was Junior World Champion at 18.Knighted following his achievements in 2012, he's soon to attempt the world record for the furthest distance cycled in an hour and plans to return to the track in the Team Pursuit at the 2016 Olympics in Rio de Janeiro.Producer: Cathy Drysdale.

Kirsty Young's castaway this week is Paul Hollywood.One of the UK's leading artisan bakers, he's a judge, together with Mary Berry, on BBC One's the Great British Bake Off. The programme enjoyed viewing figures of 15.6m for the 2014 final and has won two BAFTAS.Born and brought up in Wallasey in the Wirral, Paul studied sculpture at art school before joining his father's bakery business. He went on to work at the Chester Grosvenor, Cliveden and was head baker at The Dorchester. Following his success at some of the UK's top hotels, he travelled extensively through Cyprus, Egypt and Jordan discovering ancient techniques for baking bread. It was in Cyprus that he first appeared on camera. On his return to the UK he began his TV career co-presenting two series with the chef James Martin.Paul has judged five series of The Great British Bake Off and celebrity versions for Sport Relief and Comic Relief - all alongside Mary Berry. He has published several best-selling books on baking and is a regular contributor to food magazines and writes a column for The Daily Telegraph.Producer: Cathy Drysdale.

Kirsty Young's castaway this week is the designer Pat Albeck.Born in Hull, Pat went to art school there when she was 16. In 1950, she earned a place at The Royal College of Art to study textile design and moved to London. As Britain emerged from the austerity of the war years, Pat began her career designing bold and exciting fabrics for the fashionable dress design company of the time, Horrocks. In the 60 years that have followed, her designs have graced pottery, paper, furnishing fabrics as well as over 300 tea towels - a record which has brought her the unofficial title 'Queen of the Tea Towel'.Producer: Isabel Sargent.

Kirsty Young's castaway this week is the record producer, Robin Millar.One of the UK's most successful record producers with over 160 gold, silver and platinum discs, he has over forty-four number one records to his credit. His 1984 production of Sade's debut album, 'Diamond Life', was named one of the best ten albums of the last thirty years at the 2010 Brit Awards.He experienced problems with his eyesight from birth, especially in the dark, and had tunnel vision. Aged 16, a diagnosis of retinitis pigmentosa was confirmed and he was told that he would eventually lose his sight completely. On leaving school he studied law at Cambridge before becoming a music producer. The production of Sade's second album coincided with the loss of his remaining sight. In 2012 he underwent a retina implant which gave him some sight but the success was brief and later his body rejected it.He works with a number of charities, mentors young musicians and was given a CBE for services to music in 2010.Producer: Cathy Drysdale.

Kirsty Young's guest this week is Bryan Stevenson.An American lawyer, he is the founder and executive director of the Equal Justice Initiative, a private, not-for-profit organisation working on death penalty cases, cases of children sentenced as adults, prison and sentencing reform, and issues of race and poverty.His great grandparents were slaves and he himself went to a segregated school in southern Delaware. Although from a poor African American background he made it to Harvard Law School. Since then he has secured relief for over a hundred prisoners sentenced to death. He has argued in front of the Supreme Court six times and won landmark rulings about the sentencing of children for both homicide and non-homicide offences. His TED talk from March 2012 has been viewed over two million times.Producer: Cathy Drysdale.

Kirsty Young's castaway this week is the psychotherapist, Julia Samuel.Counsellor for Paediatrics at London's St Mary's hospital, Paddington, she works with parents whose children have died and children who've experienced loss themselves. She is a Vice President of the British Association of Counselling and Psychotherapy, an Honorary Fellow of Imperial College and Founder Patron of The Child Bereavement Trust - now Child Bereavement UK.One of five children, she was born into the banking line of the Guinness family. She describes her childhood as rather old-fashioned - her governess was an important figure in her life. As a young woman she worked in Paris and then set up her own interior decorating business. But it was her work with the charity, Birthright that lead to her finding her vocation as a counsellor. In the late 1980s she met and became close friends with Princess Diana who was both a supporter of the Child Bereavement Trust and godmother to her son. Today Julia Samuel is one of Prince George's godparents.Producer: Cathy Drysdale.

Kirsty Young's castaway this week is the tenor, Jonas Kaufmann.Frequently referred to as one of the greatest singers of his generation, both his parents fled East Germany for Munich between the end of the war and the Berlin wall being erected. Jonas was brought up singing in choirs, playing the piano and listening to a range of classical music. When he was seven, he was enthralled by seeing his first opera - Madam Butterfly. He studied Maths at university, but soon changed to music and quickly started getting professional singing work.Since then he has taken on many of the great roles for tenors, at opera houses around the world - Don Carlo, Don José (Carmen), Alfredo (La Traviata), and Cavaradossi (Tosca). He is also known as a singer of 'Lieder' & renowned not only for the beauty of his voice but for his musical range.Producer: Cathy Drysdale.

Kirsty Young's castaway this week is the actor, Mark Rylance.Born in Kent and brought up in America where his father was a teacher, Mark played Hamlet for the first time while he was still at school. Since then he has become particularly well known for his acclaimed and award-winning Shakespearean stage roles. He won an Olivier and a Tony award for his portrayal of Johnny 'Rooster' Byron in Jez Butterworth's 'Jerusalem' onstage in both Britain and the United States. He has also appeared in a number of film roles, was the first artistic director of The Globe Theatre - a post he held for a decade - and his portrayal of Thomas Cromwell in the BBC Television adaptation of Hilary Mantel's Wolf Hall has now brought him to a wider audience.Producer: Isabel Sargent.