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by Barker, Dan; Sweeney, Julia
by Barker, Dan; Dennett, Daniel C.
by Alcántar, Fernando; Barker, Dan
by Bekius, Drew; Barker, Dan
by Barker, Dan
by Barker, Dan A.
by Dan Barker
by Barker, Dan; Dawkins, Richard
by Jonathan Swift; Salvador Alvarez Patuel; Chris Barker (University College London, UK); et al.