Dr Adam Rutherford investigates the case of medical misconduct that led to the MMR scare.
Adam Rutherford explores the 20-year legacy of a paper linking the MMR vaccine and autism.
Claudia Hammond profiles JB Watson, the psychologist considered the father of behaviourism
Melvyn Bragg examines the destructive career of the Soviet geneticist Trofim Lysenko.
Immunisation coordinator Dr David Elliman discusses the MMR vaccine.
How high rates of autism among some immigrant groups are still affecting the uptake of MMR