Philippe Matthews Show Guru Advice, Author Reviews, Tech Reviews, Entertainment News
A new campaign to install toilets in the developing world rests not on aid, but on using marketing to convince villagers that bad sanitation is a problem they need to work together to fix.
Read More »A new campaign to install toilets in the developing world rests not on aid, but on using marketing to convince villagers that bad sanitation is a problem they need to work together to fix.
Read More »