Documentary profiling former breast surgeon Ian Paterson, who was recently convicted of intentionally wounding patients by performing needless operations for more than a decade. Paterson was found guilty on 17 counts, and this programme examines how was he able to continue for so long, asking whether his employers might have ignored or failed to act on a series of warnings stretching back to 2003. Some of Paterson's victims are also interviewed, along with health service whistleblowers