[3] As a teenager she was the scribe for her grandfather, John Anderson, as he gave patriarchal blessings in a room adjacent to the foyer of the temple.

The Jacks then spent two years living in Sitka, Alaska while her husband was stationed there with the Public Health Service.

In 1958, they moved to Salt Lake City, Utah, where Jack served as stake Relief Society president.

[5] She served in this capacity until the April 1990 general conference, when she was called to succeed Barbara W. Winder as the president of the Relief Society.

Jack served as the Relief Society General President from 1990 to 1997, with Chieko N. Okazaki and Aileen H. Clyde as her counselors.

[5] Jack served as Relief Society General President until April 1997, when she was succeeded by Mary Ellen W. Smoot.