Melvyn Bragg examines the destructive career of the Soviet geneticist Trofim Lysenko.
Andrew Marr's guests include Michael Frayn, Alexandra Fuller and Amit Chaudhuri.
Jan Morris joins James Naughtie and readers to talk about her portrait of Venice.
Francine Stock talks to producer and director Roger Corman.
Melvyn Bragg and guests discuss the strange mathematics of probability.
Andrew Marr's guests include Robert Kagan, Andrew O'Hagan and Helen Rappaport.
Mariella Frostrup presents the books programme from the Hay-on-Wye festival.
Francine Stock talks to Michael Patrick King, writer of the film of Sex and the City.
Melvyn Bragg and guests examine the Black Death and its effect on medieval society.
Guests include Anthony Pagden, Susan Greenfield, Jonathan Kent and Elizabeth Pisani.
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