with Cameron Sinclair in Biloxi and started by asking him what the difference is between design and design for good ? Cameron Sinclair : Design is about creating spaces for people to enjoy and of course , creating moments where you elevate the spirit , but design for good is figuring out a program that not only creates better spaces , but creates jobs , creates new industry and really kind of raises the conversation about how we rebuild . CNN : How many countries are you working in and what are you doing ? CS : We are currently in about 26 countries and we have around about 4000 volunteer architects and designers globally . We are working on a whole range of projects whether it be bringing health services into remote Nepal or working on a chocolate factory in the Amazon which is actually a conservation project , or doing low income housing in Cape town , South Africa , so we 're pretty global in our reach . CNN : You have worked all over the world , Iran , Africa , and Asia . When you think of people 's living conditions , are you surprised
BILOXI , Mississippi -LRB- CNN -RRB- -- It 's been almost three years since Hurricane Katrina cut a merciless path of destruction across the U.S. Gulf Coast , killing more than 1,800 people and displacing tens of thousands more . Cameron Sinclair on site in Biloxi , Mississippi -- one of many rebuilding projects that Architecture for Humanity is overseeing . The coastal resort of Biloxi was among the hardest hit ; hurricane-force winds leveled homes , stripped branches from trees and created a trail of devastation that rendered the popular Casino town virtually uninhabitable . Three years on , homes are still being rebuilt to house people who were forced to seek shelter wherever they could . For some , that 's meant spending years living in cramped conditions in caravans until they could afford to rebuild . Cameron Sinclair , Co-founder of Architecture for Humanity , is leading a project to rehouse residents of Biloxi affected by the storm . On July 9 , he 'll be taking part in a Principal Voices debate on Design for Good : How can clever design conserve precious resources and lead to a greener way of life ? CNN caught up