Organisations can often default to doing things the way they have always been done. How can we create a learning culture among people working in homelessness so that they are prepared to test long-held assumptions? How can we encourage a spirit of inquiry so that people act promptly if new evidence emerges to show that another policy intervention works better?
Tim Bissett is director of St Martin-in-the-Fields Charity.
Chris Connell is Associate Director at NICE - National Institute for Health and Care Excellence.
Danny Finkelstein OBE is a columnist for The Times and Conservative peer.
Vanessa Haworth is Head of Greater Manchester Mayor's Charity.