Here are the links to this biographical series of lessons:

https://christophergvandusen.substack.com/p/a-genius-american-christian-educator?r=54t4uw

https://christophergvandusen.substack.com/p/a-genius-american-christian-educator-433?r=54t4uw

https://christophergvandusen.substack.com/p/a-genius-american-christian-educator-166?r=54t4uw