What was the name for a group living arrangement found in hippie counterculture?

Risk of harm in social and behavioral sciences generally fall in three categories, which are: breach of confidentiality, loss of autonomy, and study proceduresstudy procedures, breach of confidentiality, and loss of employmentinvasion of privacy, adverse reaction to study drug, and discriminationinvasion of privacy, breach of confidentiality, and study procedures

On average, being married has a(n) effect on happiness.

How does the author's discussion of schroeder's study contribute to the development of ideas about how children react to mistakes?