“…Since Ostrom, Tiebout, and Warren () provided an initial examination of polycentric governance systems, social scientists have continued to study how the complexity of these systems, with their multiple policy stakeholders and problem‐related forums, affects how policy decisions are made in modern democracies. Research in a vast range of policy areas (from health, to environmental, to education and budgetary policies and beyond) has uncovered how polycentricity matters for decision‐making, particularly as policy stakeholders engage in “venue shopping,” spending resources selectively in certain forums to increase their political clout (Baumgartner & Jones, ; Guiraudon, ; Holyoke, Brown, & Henig, ; Littoz‐Monnet, ; Lubell, Henry, & McCoy, ), improve their knowledge about other actors' positions on a topic of interest (Lubell, Mewhirter, Berardo, & Scholz, ; Weible & Sabatier, ), and accrue technical expertise that can be used to successfully tackle a given problem (Meijerink, ; Pralle, ; Scholten, ).…”