Psychology
A man in a Batman costume stood silently on a Milan train, a few metres from a woman who appeared pregnant, and never once interacted with her or anyone else — yet his presence alone was followed by a jump in the share of passengers who offered her a seat from roughly one in three to two in three
When a caped crusader silently entered a crowded train car, strangers became dramatically more likely to help—suggesting our moral instincts respond to symbols we barely notice.
