Evolving principles of constitutional law prohibited state control of harmless behavior in O'Connor v. Donaldson. To prevent harm, a state may regulate or punish dangerous behavior, but the police power cannot accommodate control of harmless behavior. The Note examines the constitutional foundation for this limit upon the police power.
The Right of Eccentricity,
29 Hastings L.J. 519
Available at: https://repository.uchastings.edu/hastings_law_journal/vol29/iss3/3