David Bollier is an activist, scholar, and blogger who is focused on the commons as a new/old paradigm for re-imagining economics, politics, and culture. He pursues his commons scholarship and activism as Director of the Reinventing the Commons Program at the Schumacher Center for a New Economics and as cofounder of the Commons Strategies Group, an international advocacy project. Author of Think Like a Commoner and other books, he blogs at www.Bollier.org, and lives in Amherst, MA.

Silke Helfrich is an independent activist, author, scholar, and speaker. She cofounded the Commons Strategies Group and Commons-Institute, was former head of the regional office of Heinrich Böll Foundation for Central America, Cuba, and Mexico, and holds degrees in Romance languages/pedagogy and in social sciences. Helfrich is the editor and co-author of several books on the Commons, and she blogs at www.commons.blog. She lives in Neudenau, Germany.