1 “... genre ecology (the complex of artifacts mediating a given activity). When these innovations...”

2 “... technology, with a critical mass of users, a supporting ideology, changes in the social ecology, and a web...”

3 “... of a natural ecosystem. Medin and Bang then report on the development of ecologically oriented...”

4 “... data, social networks, biological ecologies: all are visualized in links and nodes, lines connecting...”