As previous research has shown, firms that encourage social interactions, whether formal or informal, increase opportunities for knowledge diffusion over networks (Wenger, McDermott, & Snyder, 2002). Incentive to social interactions is related to openness to communication and collaboration, which, in turn, are characteristics of a learning culture. The sharing of extra information, or the “redundancy” of information between individuals, promotes the sharing of tacit knowledge (Nonaka, 1994). Thus, the following hypotheses are proposed: