Shakira van Steenis of Bureau Graswortel was invited to participate in the Launching Event of Seismic Europe on the 24th and 25th of November in Brussels. Social innovators from the ten participating European countries gathered for two days of exchanging experiences, knowledge and practices of social innovation in Europe. We heard some great examples of social innovation on a grassroots level: From inhabitants in Berlin starting their own urban garden to a truly innovative concept of adult education for low educated inhabitants of urban deprived areas. Our own pitch, concerning visualizing informal networks in big social housing complexes, attracted collaborators from Brussels, Milano and Berlin. Curious after our Pitch? pitch lamel[1]