From Canada to Kenya, nearly every country struggles to provide housing for all its residents. It’s a goal that has become a moving target: Migration – both rural-to-urban and cross-border – is…

Luis Triveno, Olivia Caldwell |

Street names in Accra, Ghana. Photo credit: Ben Welle/ Flickr CC When I used to work in Rwanda, I lived on a small street in Kigali. Every time I invited friends over, I would tell them to “walk…

Linus Pott |