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William E. Cross Jr. (1940 - December 5, 2024) was a theorist and researcher in the field of ethnic identity development, specifically Black identity development. [1] He is best known for his nigrescence model, first detailed in a 1971 publication, and his book, Shades of Black, published in 1991.
Nigrescence is a word with a Latin origin. It describes a process of becoming Black or developing a racial identity. It describes a process of becoming Black or developing a racial identity. Nigrescence extends through history and impacts those victimized by racism and white supremacy .
[7] [41] William Cross proposed a prominent model of Black racial identity called the Nigrescence theory. [ 41 ] [ 42 ] Lastly, the reconstructionist approach examines the ways in which racism influences interactions between Black and White people. [ 7 ]
The White Racial Identity Model was developed by an African American psychologist, Janet Helms in 1992. [3] It is a racial and ethnic identity model created specifically for people who identify as White. This theory, heavily influenced by William Cross, has become a widely referenced and studied theory on White racial identity development. [4]
The Atkinson–Shiffrin memory model was proposed in 1968 by Richard C. Atkinson and Richard Shiffrin. This model illustrates their theory of the human memory. These two theorists used this model to show that the human memory can be broken in to three sub-sections: Sensory Memory, short-term memory and long-term memory. [9]
The nursing process is a cyclical and ongoing process that can end at any stage if the problem is solved. The nursing process exists for every problem that the individual/family/community has. The nursing process not only focuses on ways to improve physical needs, but also on social and emotional needs as well. [11] Cyclic and dynamic
Numerous theoretical accounts of memory have differentiated memory for facts and memory for context.Psychologist Endel Tulving (1972; 1983) further defined these two declarative memory conceptions of explicit memory (in which information is consciously registered and recalled) into semantic memory wherein general world knowledge not tied to specific events is stored and episodic memory ...
Phenomena in memory associated with repetition, word frequency, recency, forgetting, and contiguity, among others, can be easily explained in the realm of multiple trace theory. Memory is known to improve with repeated exposure to items. For example, hearing a word several times in a list will improve recognition and recall of that word later on.