“My daughter was so worried,” Knapp says. “She didn’t know how she was going to be able to pray for a whole minute.” If necessity was the mother of Knapp’s invention (it’s selling steadily in Christian bookstores and to church groups), she credits Texas lawmakers for creating the need for her book. She offers a “special thanks” to the 78th Texas State Legislature on the book’s dedication page and prints an excerpt of the law in the back.