This article reviews research on open innovation that considers how and why firms commercialize external sources of innovations. It examines both the “outside-in” and “coupled” modes of Enkel et al. (2009). From an analysis of prior research on how firms leverage external sources of...

We explore the growth, scope and impact of the academic literature that has arisen since the publication of Open Innovation back in 2003. Moreover, we further clarify and develop the conceptualization of open innovation, which we define as a distributed innovation process based on purposively...