Polarization isn’t mainly about ideology

If out-group hostility is more important to party identification than support for particular policies or ideologies, we may not actually place very many ideological demands on our parties. Defeating our enemies may be more important than advancing specific liberal or conservative agendas. According to Groenendyk: “If partisans’ identities are increasingly anchored to hatred of the outparty than affection for their inparty, electoral dynamics are likely much more fluid than many accounts suggest. Thus, insurgent candidates with questionable ideological credentials (e.g., Donald Trump) may be more appealing than one might expect in the age of ideologically sorted parties.”

Here is more from George Hawley, via Philip Wallach.  Of course Amihai Glazer understood this decades ago…nor should you forget Bryan Caplan’s “simplistic theory of left and right.


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