It's not listed on pnas.org either: https://www.pnas.org/action/doSearch?Contrib...

		mzajc 83 days ago \| parent \| context \| favorite \| on: Study finds growing social circles may fuel polari... It's not listed on pnas.org either: https://www.pnas.org/action/doSearch?ContribRaw=Thurner%2C+S... Perhaps the article is yet to be published.