This is part of the problem, according to the Medical Research Council, which recently established the Indigenous Knowledge Systems Unit to help write policies that would benefit those in this sector.

BBC: Witnessing a South African healer at work

To be sure, some were traders, but most were IT, finance and administrative staff with unique knowledge of the unit's systems.

FORBES

"A failure to ensure that health professionals in the neo-natal unit had background medical knowledge on this family, " for example, and a failure to properly respond in detail when one neo-natal nurse did express some concerns.

BBC: Doncaster children: Who are they?

The BBC has seen documents prepared by senior managers at the CQC that clearly indicate knowledge not only of problems in the maternity unit at Furness General but across the trust.

BBC: Did health regulator overlook problems?

With Mitterrand's full knowledge and approval, if not at his actual behest, the unit illegally tapped the telephones of some 200 worthy citizens, including judges, politicians, lawyers, journalists, even a leading actress, Carole Bouquet.

ECONOMIST: France and scandals