Harvill Secker is a British publishing company formed in 2005 from the merger of Secker & Warburg and the Harvill Press.

Sir Victor Gollancz was a British publisher and humanitarian. Gollancz was known as a supporter of left-wing politics. His loyalties shifted between liberalism and communism; he defined himself as a Christian socialist and an internationalist. He used his publishing house chiefly to promote pacifist and socialist non-fiction, and also launched the Left Book Club.