Samer Hassan is an activist and researcher, Faculty Associate at the Berkman Klein Center for Internet & Society (Harvard University) and Associate Professor at the Universidad Complutense de Madrid (Spain). Focused on decentralized collaboration, he was awarded a 1.5M€ ERC grant for the P2P Models project, to build blockchain-based, democratic and economically sustainable organizations for the collaborative economy. Coming from a multidisciplinary background in Computer Science and Social Sciences, he has 50+ publications in those fields (H-index=19). In the EU-funded P2Pvalue project, he coordinated building decentralized free/open source web-tools for collaborative communities and social movements, such as SwellRT. He’s an accredited grassroots facilitator and has experience in multiple communities and grassroots initiatives.