McNaughton v. Johnson’s Empirical Analysis
242 U.S. 344 · 1917
Citation profile
10 federal appellate · 8 district · 49 state decisions
How this case has been cited
Cited by 86 later decisions (3 by the Supreme Court) — most recently February 2003 · most notably Woods v. Holy Cross Hospital (1979), Sage-Allen Co., Inc. v. Wheeler (1935)
10 federal appellate · 8 district · 49 state decisions — followed in 15 states
Later decisions citing this case, by decade. The current decade is in progress, and our corpus holds fewer opinions from the most recent years, so the latest bars are undercounted — not a real decline.
Relationships
Relies on William Truax v. Mike Raich · Dent v. State of West Virginia · Hawker v. People of New York · Augustus Reetz v. People of the State of Michigan · John Watson v. State of Maryland
Most-quoted passages
The sentences later courts lift from this opinion, ranked by how many decisions quote each — the parts of the opinion doing the work. These counts are smaller than the citation total above because most of the 86 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
““It is established that a state may regulate the practice of medicine, using this word in its most general sense.””
1 later decision quote this exact passage · from the majority
How this case has been treated — in progress
Whether each later court followed, distinguished, criticized, or overruled this decision. The treatment classification (task #35) runs highest-cited cases first and lights up here as it reaches this one.