Totally based on hearsay, but: a family member worked with a person who was the child of a research associate of Skinner and that person and their sibling were

Totally based on hearsay, but: a family member worked with a person who was the child of a research associate of Skinner and that person and their sibling were used as informal research subjects by their parents. Both of them were extremely disturbed humans, and while I never asked for specifics there were whispers of some very dark doings.