Sydney Brenner, Dan Robbins, Edda Tasiemka, Ian McDonald

Pictured: Sydney Brenner

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Sydney Brenner, the Nobel Prize-winning biologist who worked with Francis Crick to map DNA.

Dan Robbins, the artist who invented painting by numbers.

Edda Tasiemka, the archivist who kept a comprehensive newspaper and magazine cuttings collection in her North London home.

Ian McDonald, the Ministry of Defence spokesman during the Falklands War who became a familiar face on TV and was known for his sonorous delivery.

Interviewed guest: Professor Jonathan Hodgkin Interviewed guest: Larry Robbins Interviewed guest: Robert Lacey Interviewed guest: Ian Mather Interviewed guest: Revel Barker Producer: Paula McGinley