COMMENTS

  1. Harry Harlow Monkey Experiments: Cloth Mother vs Wire Mother

    Experiment 1Harlow (1958) separated infant monkeys from their mothers immediately after birth and placed in cages with access to two surr…

  2. The Myth of Executive Stress

    In a famous experiment, neuroscientist Joseph Brady subjected one group of monkeys to regular electric shocks every 20 seconds for six hour shifts. Another group of “executive …

  3. Stress behaviours buffer macaques from aggression

    Observable stress behaviour could therefore have additional adaptive value by reducing the potential for escalated aggression, benefiting both senders and receivers by …

  4. Ulcers in Executive Monkeys

    In an early version of the study, Brady placed monkeys in 'restraining chairs' and conditioned them to press a lever. They were given electric shocks every 20 seconds unless they pressed the lever during the same time period. This study came to an abrupt halt when many of the monkeys died from perforated ulcers. To test this Brady used a yoked control monkey. He placed an 'Executive Monkey' in the restraini…

  5. Executive Monkey Study

    The “Executive Monkey” Experiment: Description and Findings. Turning now to the “executive monkey” experiment, this experiment utilized pairs of rhesus monkeys, ultimately four pairs of monkeys. The two monkeys of each …

  6. The Monkey Puzzle: A Systematic Review of Studies of Stress, …

    Fourteen studies were found which presented evidence on CAD and social status and/or psychosocial stress. These suggested that the association between social status and …

  7. Harry Harlow's pit of despair: Depression in monkeys and men

    Harry Harlow, famous for his research with rhesus monkeys, was heavily criticized when he undertook his controversial experiments trying to find a solution for depression in the …

  8. What social stress in monkeys can tell us about human health

    A new study examines one key stress-inducing circumstance -- the effects of social hierarchy -- and how cells respond to the hormones that are released in response to that …