In Michigan prison classrooms and workshops, the numbers are climbing: More inmates than ever are earning high school diplomas, technical certificates and college credits, signaling a shift in how the state approaches incarceration. New state data shows that about 4,000 inmates completed programs last fiscal year, up 66% from about 2,400 in 2020 as the state expanded access to academic and vocational training across its 26 facilities. Enrollment has climbed over that same time frame, with about