“First we do some very basic research,” says Olusoga. “We read some local history books, we talk to local historians, we visit the archives. And then we start to try to pinpoint parts of the city that have older housing stock and then we literally put leaflets through people’s doors asking, ‘Would you be interested in taking part?’ It was then a question of weighing up the pros and cons of the various properties before picking a winner.”
from an interview in the Daily Telegraph
Stan