If a home is a human right — how can citizens and architects seize control of housing design?

Who sets the agenda when it comes to designing houses? More often than not wealthy developers call the shots. The result is cheaply-made hot boxes, unaffordable to live in, and poorly designed for human habitation. How did it come to this, and how can citizens and architects seize control? Meet 3 international trailblazers who want to change who controls what we get to call home — including an architect from Barcelona who needed an affordable place to call home and had social change on their mind.