John Macdonald

John Macdonald may refer to:

  • John S. MacDonald, co-founder of MacDonald Dettwiler
  • John Macdonald (psychiatrist) (1920–2007), New Zealand forensic psychiatrist who coined the MacDonald triad of sociopathy

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Famous quotes containing the word john:

    “Mothers have as powerful an influence over the welfare of future generations, as all other causes combined.”
    —John Abbott. The Mother at Home; or the Principles of Maternal Duty, John Abbott, Crocker and Brewster (1833)