1973 – It was written by Flora Rheta Schreiber this year. It is about a woman named Shirley Ardell Mason, who is referred to in the book by the pseudonym Sybil Dorsett.
1923 – Mason was born on the 25th day of January this year in Dodge Center, Minnesota.
1950 – She was a substitute teacher and a student at Columbia University.
1976 – A movie was also made this year based on the book, starring Sally Field in the title role and Joanne Woodward as her therapist, Dr. Cornelia B. Wilbur.
1998 – She died on the 26th day of February this year because of breast cancer.