ED-P rejects UP1 for paradigmatic perceptual beliefs: S's factive support is unavailable to her envatted counterpart and is therefore better support, favouring p over the brain-in-a-vat hypothesis.
Evidence (2)
An Epistemological Disjunctivist Account of Memory Knowledge — Pritchardean perceptual disjunctivism: formulation, advantages, and responses to its standard problems
S has rational support that does favour the belief that p over the brain in a vat hypothesis.
https://www.cambridge.org/core/journals/episteme/article/abs/an-epistemological-disjunctivist-account-of-memory-knowledge/14B783777BF7638A1B1D2F20750466D7#unit-2-p6
An Epistemological Disjunctivist Account of Memory Knowledge — Pritchardean perceptual disjunctivism: formulation, advantages, and responses to its standard problems
S has rational support that does favour the belief that p over the brain in a vat hypothesis.
https://www.cambridge.org/core/journals/episteme/article/abs/an-epistemological-disjunctivist-account-of-memory-knowledge/14B783777BF7638A1B1D2F20750466D7#unit-2-p6
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