Glossary Z

Zaleplon refer to drugs classified as hypnotic drug. These drugs help people sleep; drugs used to treat short-term insomnia , but it can be habit-forming. Zaleplon is available in the United States as the brand name drug Sonata.

Zangwill, Oliver (1913–1987) refers to British neuropsychologist who contributed significantly to an understanding of the nature of neuropsychological deficits associated with unilateral brain disease or injury.
Zeigarnik effect refers to a tendency to experience automatic, intrusive thoughts about a goal whose pursuit has been interrupted; the tendency to remember uncompleted tasks longer than completed ones.

Zeitgebers refer to external cues that reset the biological clock to be synchronized with the outside world. Light is the most important Zeitgeber, or time-giver in humans.

Zeitgeist means the spirit of the times; the spirit, attitude, or general outlook of a specific time or period; the general atmosphere of a place or situation and the effect that it has on people, example, the weather makes me sad Zeitgeist is derived from the German words zeit which means time and geist which means spirit

Zeitgeist theory refers to a view of leadership , attributed to Leo Tolstoy, which states that history is determined primarily by the “spirit of the times” rather than by the actions and choices of great leaders. See Zeitgeist

Zener cards refer to a deck of 25 cards bearing various symbols and used in early parapsychological research.

Zeno of Citium (ca. 335 - 263 B.C.) was the founder of Stoicism.

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