By Michael Feldstein. In part 1 of this series, I talked about some design goals for a conversation-based learning platform, including lowering the barriers and raising the incentives for faculty to share course designs and experiment with pedagogies that are well suited for conversation-based courses. Part 2 described a use case of a multi-school faculty professional development course which would give faculty an opportunity to try out these affordances in a low-stakes environment. In part 3, I discussed some analytics capabilities that could be added to a discussion forum—I used the open source Discourse as the example—which would lead to richer and more organic assessments in conversation-based courses. But we haven’t really gotten to the hard part yet. The hard part is encouraging experimentation and cross-fertilization among faculty. More...