Peter White examines the changing role of the working dog.
Kirsty Young's castaway is Sir Michael Caine.
Martha Kearney chairs the topical debate from Masham, North Yorkshire.
John Waite investigates the work of the Vatican Secret Archives laboratory.
Russell Davies chairs the tenth, heat of the perennial general knowledge contest.
The impact of the internet - dreamt up by visionaries and embraced by commerce.
John Simpson returns to Bucharest 20 years after the bloody overthrow of Nicolae Ce...
Catherine Tate; Rope on screen and stage; artist Conrad Shawcross; audio books.
Claudia Hammond reports on hopeful new research to help anxious children.
John Waite tells the story of The Monkees, the successful 1960s pop group.
James Naughtie asks if British diplomacy is still fit for purpose.