5/5 Raymond Tallis explains how human fear is often led by thought and imagination.
BBC Radio 3
4/5 Temple Grandin considers the role fear and anxiety plays in autistic people's lives.
3/5 How Thomas Hobbes came to argue that fear underpinned all human motivation and action.
2/5 Kier-La Janisse on how educational films scared more children than any horror movie.
1/5 Matthew Sweet reflects on an experiment designed to induce fear in a toddler.
5/5 Exploring how an 1866 photograph of a butcher taken in Australia changed British law.
4/5 Elizabeth Edwards on W Jerome Harrison's photo of the Broom cottages in Warwickshire.
3/5 Jeanne Haffner discusses how aerial photography changed the spaces we live in.
2/5 Omar Nasim discusses the very first pictures of a nebula, taken by Henry Draper in 1880.
1/5 Kelley Wilder discusses how the 1896 x-ray photograph of a hand changed medicine.
5/5 Director Roger Michell describes working on his first television drama, Downtown Lagos.
4/5 Stephen Coates of the band the Real Tuesday Weld recalls writing an early song in London.
3/5 Actress Janet Suzman recalls acting in the film Nicholas and Alexandra.
2/5 Writer and painter Harland Miller on how a sign in his local eatery came to inspire him.
1/5 Novelist Deborah Moggach revisits her first book, written in Pakistan.
5/5 Owen Sheers visits a forest in Poland, where sights and sounds are alluring and timeless. (R)
4/5 Erica Wagner recalls a midnight journey, with a hill, a castle and biting winds. (R)
3/5 Scarlett Thomas describes fruits and vegetables on a walk across a winter landscape. (R)
2/5 Writer Christopher Hope discusses the cold winds of Languedoc. (R)
1/5 Writer Deborah Levy describes a walk on London's Hampstead Heath under layers of snow. (R)