411 REFERENCE · Wiktionary
Macdonald triad
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
Named after John Macdonald (psychiatrist), who proposed it in the 1960s.
Proper noun
A set of three behavioral characteristics — cruelty to animals, firesetting, and bedwetting past the age of five — claimed to be associated with later violent tendencies.
See also
en dark triad<qq:not to be confused>
en eponyms