sentences:  The development of a more systematic conceptualization and theorizing about social rules and systems of social rules emerged in the late 1970s in the collaborative work of Thomas Baumgartner, Tom R. Burns, Philippe DeVille, and later Helena Flam, Reinier de Man, Atle Midttun, Anders Olsson, and others.Its formalization stemmed from a number of articles in the early 1980s.Social theory concepts such as norm, value, belief, role, social relationship, and institution as well as game were shown to be definable in a uniform way in terms of rules and rule complexes.