Presented by Lucy Fisher. Produced by Lulu Smyth. The executive producer is Manuela Saragosa. Original music and mixed by Breen Turner. The FT’s head of audio is Cheryl Brumley.

It’s sometimes hard to tell in advance how tough a given FT Alphaville Pub Quiz will be. Plus, last night’s quizzery in the heart of Washington DC had an added twist — rather than the smörgåsbord of ...