Sebastian is a cofounder of Index Data, a software company based in Denmark and the US and specializing in library software and community-centered innovation and product development. Sebastian has worked with library technology for 30 years, collaborating with libraries, consortias and service providers around the world. Index Data was a founding member of the FOLIO and ReShare communities and Sebastian served central roles in shaping both the technical designs and the community organizations for these international collaborations. In prior years, Sebastian has designed software tools that have been adopted by numerous projects and organizations worldwide. Sebastian believes that community ownership of technology is a critical tool for libraries as they work to shape their future in the face of a rapidly changing landscape.