
Britain has a long history of insiders who risked everything to expose wrongdoing. Some are household names, others quietly changed the system from within.
Put the items in your preferred order.

NHS staff exposing Mid Staffs failings
Nurses and doctors who raised the alarm about appalling care standards, forcing a national reckoning with hospital culture and patient safety.
Sathnam Sanghera and the Post Office sub-postmasters
Alan Bates and fellow sub-postmasters who refused to stay silent about Horizon, eventually exposing one of the worst miscarriages of justice in British history.
Dr Chris Day on NHS patient safety
A medic who fought a years-long legal battle to secure whistleblower protections for junior doctors raising safety concerns.

Cambridge Analytica's Christopher Wylie
Revealed how millions of Facebook profiles were harvested to influence Brexit and beyond, reshaping the global debate on data ethics.
Clive Ponting and the Belgrano papers
Leaked documents about the sinking of the Belgrano during the Falklands War, testing where loyalty to government ends and loyalty to the public begins.
Drag the photo to reorder
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