Challenge social innovation : potentials for business, social entrepreneurship, welfare and civil society

1. Introduction.- 2. On Social Innovation Theory.- 3. Social Innovation in the Service Sector.- 4. Social Innovation and Welfare.- 5. Social Innovation and Social Entrepreneurship.- 6. Social Innovation at the workplace.- 7. Social Innovation, Open Innovation and Social Media.- 8. Measuring Social Innovation.- 9. Social Innovation and the Social Sciences.