Our study focuses on the question, whether users should be intensively involved in the innovation process of radical product innovations or better not - from the manufacturer's perspective. Radical innovations incorporate new technologies, shift market structures, require intensive user learning...

Prior research has shown that both lead users and opinion leaders may propel the diffusion of innovation. This raises the question of whether lead users and opinion leaders are positioned similarly in social networks, which we address using a sample of 23 school classes consisting of 537...