Episode 13 Mastermind : Season 36 Episode 13
BBC Two 30m int(0)
Aired: January 8th, 2010 @ 7:30 PM EST on BBC Two
Host John Humphrys invites four contenders to answer questions in the black chair. The specialist subjects are Isambard Kingdom Brunel, the islands of Micronesia, the life and music of Johnnie Ray, and the London borough of Wandsworth.