“…Intense interest has arisen in variants that are flat (Likert, 1967) or delayered, flexible, organic (Burns and Stalker, 1961), entrepreneurial, informal (Blau, 1965), collateral (Rubinstein and Woodman, 1984), team-based (e.g. triads, matrix, self-selected work groups), knowledge-based and knowledge-intensive (Starbuck, 1992), self-organizing (Saarel, 1995), modular (Tully, 1993), postmodern (Browning et al, 1992), spherical (Miles and Snow, 1995), virtual (Crandall and Wallace, 1997) and networked (Powell, 1990;Ibarra, 1992). The focus in the remainder of this section is on this last kind of variation, an innovation that is becoming increasingly prevalent, especially at the inter-organizational level.…”