Mary Dinsmore Salter Ainsworth (; December 1, 1913 – March 21, 1999) [1] was an American-Canadian developmental psychologist known for her work in early emotional attachment with the Strange situation design, as well as her work in the development of attachment theory.Mary Ainsworth died at the age of eighty-five of a massive stroke. Mary Salter Ainsworth, (born December 1, 1913, Glendale, Ohio, United States—died March 21, 1999, Charlottesville, Virginia), American Canadian developmental psychologist known for her contributions to attachment theory. In-text: (Mary Ainsworth and Attachment Theory, 2015) Your Bibliography: Childdevelopmentmedia.com. Mary Ainsworth published many articles and several books during her long career. Dr. Mary D. Ainsworth, a developmental psychologist whose work revolutionized the understanding of the bond between mothers and infants, died in … Mary Ainsworth And Attachment Theory. Some of her more popular literary works are listed below: Doctor in the Making (1943) - This book recounts the experiences of Mary Salter and Author Ham in counseling medical students at the University of Toronto. When Ainsworth published the first results of the SSP in 1969, it seemed a completely novel and unique instrument. As John Bowlby’s major collaborator in the development of attachment theory, she is commonly credited with providing supporting empirical evidence for the theory while Bowlby is regarded as creating its basic framework. In the study, researchers observed children between the ages of 12 and 18 months as they responded to a situation in which they were briefly left alone and then reunited with … Her groundbreaking "Strange Situation" study revealed the profound effects of attachment on behavior. Ainsworth, Mary 1913-1999 BIBLIOGRAPHY [1] It is difficult to overestimate the influence Mary D. Salter Ainsworth has had on the field of developmental psychology. [online] Available at: [Accessed 17 … Ainsworth's "Strange Situation" In her 1970s research, psychologist Mary Ainsworth expanded greatly upon Bowlby's original work. Mary Ainsworth’s pioneering work has changed conceptions of infant-mother relationships, and by extension, conceptions of human relationships more generally. The Strange Situation procedure, developed by American psychologist Mary Ainsworth, is widely used in child development research.

The goal of the Strange Situation procedure is to provide an environment that would arouse in the infant both the motivation to explore and the urge to seek security. The American‐Canadian psychologist Mary Ainsworth (1913–1999) developed the Strange Situation Procedure (SSP) to measure mother‐child attachment and attachment theorists have used it ever since. [2] 2015.