The Baillie Gifford Prize

The Baillie Gifford Prize rewards excellence in non-fiction writing, bringing the best in intelligent reflection on the world to new readers. It covers all non-fiction in the areas of current affairs, history, politics, science, sport, travel, biography, autobiography and the arts.

Formerly known as The Samuel Johnson Prize (1999 – 2015) it is the most prestigious non-fiction prize in the UK, worth £50,000 to the winner. 

http://thebailliegiffordprize.co.uk/