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Callista Roy

American nurse and professor · United States · On the map · Academics · Born 1939 · age 87

Sister Callista Roy, CSJ is an American nun, nursing theorist, professor and author. She is known for creating the adaptation model of nursing. She was a nursing professor at Boston College before retiring in 2017. Roy was designated as a 2007 Living Legend by the American Academy of Nursing.

Callista Roy is read about 53 times a day, in 10 languages.

A typical day, 30 days to 22 June 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.

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