Jamal Johnson taught abstinence-centered sex education in public schools for eleven years.
Here he makes a compelling presentation on how having sex outside of marriage leads to higher rates of divorce. In turn, higher rates of divorce lead to more single parents. More single parents mean more poverty and worse outcomes for children.
Graphics from the presentation:
https://www.visionroot.org/wp-content/uploads/2022/10/05-virgin-least-likely-to-divorcre.jpg
https://www.visionroot.org/wp-content/uploads/2022/10/03-69percent-of-divorce-initiated-by-women.jpg
https://www.visionroot.org/wp-content/uploads/2022/10/02-Promiscuity-correlated-w-cheating.jpg
https://www.visionroot.org/wp-content/uploads/2022/10/01-Promiscuity-and-Divorce.png