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(2014)In a great many situations where we are asked to aid persons whose lives are endangered, we are not able to help everyone. What do we then do? In a series of experiments, we first demonstrate that donors, in general, ...
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(PNAS, 2017-01-10)The power of visual imagery is well known, enshrined in such familiar sayings as “seeing is believing” and “a picture is worth a thousand words.” Iconic photos stir our emotions and transform our perspectives about life ...
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(Princeton University Press, 2013)The twentieth century is often said to have been the bloodiest century in recorded history. In addition to its wars, it witnessed many grave and widespread human rights abuses. But what stands out in historical accounts ...
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“Statistics Don’t Bleed”: Rhetorical Psychology, Presence, and Psychic Numbing in Genocide Pedagogy (JSTOR, 2011)Desperate to make present the unfolding Holocaust in central Europe, Arthur Koestler in a 1944 article in the New York Times Magazine grouped himself with the "screamers" who were unheard as millions were murdered in ...