John Lloyd and Phill Jupitus are joined by comedian Rich Hall, conservator Anna Keay and brain surgeon Henry Marsh. From 2014.

The Professor of Ignorance John Lloyd and his curator Phill Jupitus.

With American comedy writer, stand-up and musician, Rich Hall, historian, author and TV presenter, Dr Anna Keay and leading neurosurgeon, Henry Marsh CBE.

The Museum's Steering Committee discusses:

* How the Wild West wasn't at all like we think it was

* How brain surgery isn't exactly rocket science

* How tourists were encouraged to chip off their own souvenirs from Stonehenge

* Why the key to understanding the difference between Americans and the British is on the front porch

* How British monarchs used to borrow their crown jewels

* How our brains disappear when they're not needed.

Researchers: James Harkin and Stevyn Colgan of QI.

Producers: Richard Turner and Dan Schreiber

First broadcast on BBC Radio 4 in 2014.