Edward de Bono, Paul Van Doren, Alastair Hanton OBE, Violetta Elvin

Pictured: Edward de BonoMatthew Bannister onEdward De Bono, the psychologist who advocated lateral thinking – and sold the concept to companies around the world.Paul Van Doren, the American businessman whose Vans sneakers were adopted by skateboarders, making him a multi-millionaire.Alastair Hanton OBE, who set up the National Girobank and developed direct debits to allow greater access to banking before becoming a campaigner for ethical investing and greener transport.Violetta Elvin, the Russian ballerina who made her name as a rival to Dame Margot Fonteyn at the Royal Ballet.Producer: Neil GeorgeInterviewed guest: Sarah Tucker Interviewed guest: Steve Van Doren Interviewed guest: Nicholas Smith Interviewed guest: Angus Hanton Interviewed guest: Raffaele Lauro Interviewed guest: Ronald Hynd Translator: Martin EspositoArchive clips used: Logical and Lateral, Radio 4 29/12/1976; Today, Radio 4 29/04/1976; Fast Times at Ridgemont High, directed by Amy Heckerling, Universal Pictures 1982; LA Olympics Opening Ceremony, ABC News 1984; Alastair Hanton Oral History, The Hanton Family 2021.