Every state in the country has a law permitting involuntary hospitalization if a person presents a danger to themselves or others as a result of mental illness. If a person reaches this high bar, the logic goes, they should be confined in a psychiatric hospital for treatment until they are stabilized. (The process is also sometimes called involuntary commitment, involuntary psychiatric hold, or sectioning.) Although there is no definitive national accounting, it is estimated that about 1.2 mi...