Professor of Ignorance John Lloyd and his curator Jimmy Carr welcome objects from Humphrey Ker, Dr Pamela Stephenson-Connolly and Professor Sir Andre Geim. From October 2012.

Professor of Ignorance at the University of Buckingham, Professor John Lloyd CBE is joined by comedian Jimmy Carr for the fifth series.

Three guests are invited to donate one item each and explain why it deserves a place in the museum.

John and Jimmy welcome comedian Humphrey Ker, sex therapist, comedian and author Dr Pamela Stephenson-Connolly and Nobel Physics Laureate Professor Sir Andre Geim.

First broadcast on BBC Radio 4 in 2012