Today, 2.3 million people sit in prisons or jails. Research suggests that those who participate in well-rounded education programs are 43% less likely to commit another crime after release than those who do not. But—while people in prison have widely varying learning needs—many inmates are unable to access any education at all, and what programming does exist looks like a one-room schoolhouse. We cannot unleash the potential of incarcerated learners without scaling learning tools that are accessible, rigorous, and personalized …