The Cause: A History of Scottish Nationalism. Broadcaster and writer Billy Kay will be giving a lecture on this theme, taking in the whole sweep from the Middle Ages to the present time, illustrated with literature, music and oral history drawn from the Scots language. The talk forms part of the Previously History Festival and runs from 2-3.30pm in Adam House 3, Chambers Street, Edinburgh. If you would like a ticket please go to http://www.historyfest.co.uk .