Buck v. Bell is the 1927 SCOTUS decision that upheld the constitutionality of laws allowing involuntary sterilization of people deemed to be “unfit.” Most of these laws have been repealed, but Buck v. Bell has never been directly overturned.
Research:

The Life and Afterlife of Casimir Pulaski
45:10

SYMHC Classics: Redpath Murders
32:44

Behind the Scenes Minis: Piece of Work
17:48