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Mara Ferreira, a former geographer, urban planner, and systems analyst for the city of Rio de Janeiro, has taken her skills and training to the countryside. She has developed a comprehensive systems approach that grassroots rural communities can readily use.

Mara Ferreira, a former geographer, urban planner, and systems analyst for the city of Rio de Janeiro, has taken her skills and training to the countryside. She has developed a comprehensive systems approach that grassroots rural communities can readily use.

Oscar Arruda has devised a strategy for enabling farmers in Brazil's semi-arid northeast to exploit an abundant local plant as an alternative crop that provides economic self-sufficiency in an otherwise depressed local economy.

Oscar Arruda has devised a strategy for enabling farmers in Brazil's semi-arid northeast to exploit an abundant local plant as an alternative crop that provides economic self-sufficiency in an otherwise depressed local economy.

Christian Vanizette has designed an accessible, yet highly structured approach for social entrepreneurs worldwide to resolve strategic and operational challenges, by drawing from the collective intelligence of a global network of citizens willing to engage their skills and creativity for social...

René Schärer makes it possible for local fishing communities to manage the use of their coastal waters, helping citizens and the government defuse environmental and economic threats posed by large, negligent, and unwelcome fishing vessels.

René Schärer makes it possible for local fishing communities to manage the use of their coastal waters, helping citizens and the government defuse environmental and economic threats posed by large, negligent, and unwelcome fishing vessels.