‘Arguing: the Political Conversation’ examines how the conduct of politics has changed since the Second World War. The traditional division between left and right in British politics had in common an affinity for the stability of executive power. Three major doctrinal waves have shaped the contours of British politics since the war. The governments of Attlee, Thatcher, and Blair have been associated with significant shifts in the way British politics has operated. However, the recent financial crash has produced further ideological disorientation in British politics. The old certainties no longer apply as new issues around identity, culture, and lifestyle impact on politics.