It’s the ultimate bottom-of-the-pyramid challenge: How do you create a well-designed, safe, and affordable house for the world’s poorest people?

When Vijay Govindarajan and Christian Sarkar posed that question in an HBR.org blog post in August 2010, they offered their own simple sketch of a possible solution—and wondered if a version of it could be mass-produced for $300. Since then the $300 house has become a full-fledged movement.

Read entire post at Harvard Business Review>>