The Canadian city of Medicine Hat recently became the first city to end homelessness thanks to a surprisingly simple idea: giving every person living on the streets a home with no strings attached.
Unlike many other homelessness initiatives, the so-called "Housing First" approach doesn't require homeless people to make steps towards solving other issues like alcoholism, mental health problems or drug addiction before they get accommodation.
Four experts talk to the BBC World Service Inquiry programme about how and why the approach works and some of its limitations.
I totally support a Housing First approach to homelessness. I see housing as a basic human right, not as a privilege to be earned.