The estrous cycle in dogs. Dog menstruation is a misnomer, since dogs do not menstruate. The estrous cycle in dogs consists of four major phases: proestrus, estrus, diestrus, and anestrus. A dogâs vagina discharges blood and other fluids during the first two of these phases, most heavily during proestrus.
Groupthink, a term coined by social psychologist Irving Janis (1972), occurs when a group makes faulty decisions because group pressures lead to a deterioration of mental efficiency, reality testing, and moral judgment (p. 9).xamples of Groupthink: Past and Present. Examples of groupthink fiascoes studied by Janis include US failures to anticipate the attack on Pearl Harbor, the Bay of Pigs invasion, the escalation of Vietnam war, and the ill-fated hostage rescue in Iran.
Groupthink is sometimes stated to occur (more broadly) within natural groups within the community, for example to explain the lifelong different mindsets of conservatives versus liberals, or the solitary nature of introverts.roupthink is a term of the same order as the words in the newspeak vocabulary George Orwell used in his dismaying world of 1984.