abstract:John Richard Darley DD (1799 – 1884), a "man who laboured strenuously to awaken and sustain the practical interest of the clergy and laity",The Times, Tuesday, Jan 22, 1884; pg. 6; Issue 31036; col B Obituary John Richard Darley was a 19th-century Irish Anglican Bishop.
Research by Princeton psychologist JohnDarley, who pioneered the study of the bystander effect, has found no clear personality profile distinguishes the upstanders from the bystanders.