==Gastil and Black framework==

[[Gastil and Black framework|Gastil and Black 2008]] suggested five bulding blocks for deliberation<ref>[http://services.bepress.com/jpd/vol4/iss1/art3 Gastil, J., & Black, L. W. (2008). Public deliberation as the organizing principle in political communication research. Journal of Public Deliberation, 4.]</ref>: