element of physical reality but an agentʼs personal probability assignments, reflecting his
subjective degrees of belief about the future content of his experience. In this paper, we
contrast QBism with hidden-variable accounts of quantum mechanics and show the sense in
which QBism explains quantum correlations. QBismʼs agent-centered worldview can be
seen as a development of ideas expressed in Schrödingerʼs essay'Nature and the Greeks'.