State v. Chapin’s Empirical Analysis
1981
Citation profile
3 federal appellate · 122 state decisions
How this case has been cited
Cited by 131 later decisions — most recently August 2025 · most notably State v. Williams (1986), State v. Berry (1995)
3 federal appellate · 122 state decisions
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 Ohio v. Roberts · Dusky v. United States · Pate v. Robinson · Snyder v. Commonwealth of Massachusetts · Drope v. Missouri
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 131 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“whether he has sufficient present ability to consult with his lawyer with a reasonable degree of rational understanding and whether he has a rational as well as factual understanding of the proceedings against him.”
2 later decisions quote this exact passage“'[W]e adhere to the long- standing rule that a reviewing court will uphold the trial court's decision to exclude evidence if the record does not contain a proffer.'”
2 later decisions quote this exact passagee.g. Vaughn v. Vaughn · Fox v. Fox“It is uncontroverted that the conviction of an accused person while he is legally incompetent violates due process.”
2 later decisions quote this exact passage
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.