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Mary Ainsworth

1913 - 1999

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Mary Dinsmore Ainsworth (née Salter; December 1, 1913 – March 21, 1999) was an American-Canadian developmental psychologist known for her work in the development of the attachment theory. She designed the strange situation procedure to observe early emotional attachment between a child and their primary caregiver. A 2002 Review of General Psychology survey ranked Ainsworth as the 97th most cited psychologist of the 20th century. Read more on Wikipedia

Since 2007, the English Wikipedia page of Mary Ainsworth has received more than 529,330 page views. Her biography is available in 29 different languages on Wikipedia (up from 27 in 2019). Mary Ainsworth is the 73rd most popular psychologist (down from 72nd in 2019), the 1,105th most popular biography from United States (down from 1,069th in 2019) and the 27th most popular American Psychologist.

Mary Ainsworth is most famous for her work on attachment theory. Attachment theory is the idea that the type of attachment a child has with their caregiver will have an effect on their future relationships.

Memorability Metrics

  • 530k

    Page Views (PV)

  • 61.51

    Historical Popularity Index (HPI)

  • 29

    Languages Editions (L)

  • 8.93

    Effective Languages (L*)

  • 2.25

    Coefficient of Variation (CV)

Page views of Mary Ainsworths by language


Among psychologists, Mary Ainsworth ranks 73 out of 183Before her are Bruno Bettelheim, Edward B. Titchener, Stanislav Grof, G. Stanley Hall, David Wechsler, and Kurt Koffka. After her are Otto Rank, Ernst Heinrich Weber, Karl Abraham, Alice Miller, Harry Harlow, and William Stern.

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Among people born in 1913, Mary Ainsworth ranks 52Before her are Masanobu Fukuoka, Charles Trenet, Mark Felt, Muddy Waters, Aimé Césaire, and Vinicius de Moraes. After her are Richard Stone, Stanley Kramer, Paul Grice, Gerda Christian, Irwin Shaw, and Sergey Mikhalkov. Among people deceased in 1999, Mary Ainsworth ranks 31Before her are Arthur Leonard Schawlow, Sarah Knauss, Trygve Haavelmo, Muhammad Nasiruddin al-Albani, Julius Nyerere, and Anatoliy Solovianenko. After her are Hélder Câmara, Hermine Braunsteiner, Fred Trump, Iris Murdoch, Gerhard Herzberg, and Benjamin Bloom.

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In United States

Among people born in United States, Mary Ainsworth ranks 1,105 out of 18,182Before her are George Stinney (1929), Robin Cook (1940), Hattie McDaniel (1893), Tom Berenger (1949), Brooke Shields (1965), and Marshall Rosenberg (1934). After her are Harry Dean Stanton (1926), Haldan Keffer Hartline (1903), Richard Barthelmess (1895), David Scott (1932), William Tecumseh Sherman (1820), and Bob Kane (1915).

Among PSYCHOLOGISTS In United States

Among psychologists born in United States, Mary Ainsworth ranks 27Before her are Leon Festinger (1919), Roger Wolcott Sperry (1913), Edward C. Tolman (1886), Timothy Leary (1920), Frederick Herzberg (1923), and G. Stanley Hall (1846). After her are Harry Harlow (1905), David McClelland (1917), Walter Bradford Cannon (1871), Benjamin Bloom (1913), George Armitage Miller (1920), and Rollo May (1909).