Helfrich, Silke: has studied romance languages and pedagogy at the Karl-Marx-University in Leipzig and is currently finishing Economy and Social Science studies at Cusanus University. Since mid of the 1990s active in the field of development politics, and until 2007 head of the regional office of Heinrich Böll Foundation for Mexico/Central America/Cuba. Since 2007 she works as independent author, activist and scholar. Helfrich is the editor and co-author of several books. Together with David Bollier and hbf: The Wealth of the Commons beyond Market and State, Amherst/MA, 2012 and in 2015: The Patterns of Commoning, Amherst/MA, 2015). She is cofounder of Commons Strategies Group, the Commons-Institut e.V. and TransforMap.
Alba HHierro, Alba: is co-coordinator of the Social Economy mapping project Pam a Pam in Catalonia. The objective of Pam a Pam is to identify and give visibility to Social Economy projects in the region. To do so, they make use of a map in their website pamapam.org which is fed collaboratively by volunteers of the project that interview each iniciative individually.