State v. Keith’s Empirical Analysis
1997
Citation profile
14 federal appellate · 515 state decisions
How this case has been cited
Cited by 540 later decisions — most recently February 2026 · most notably State v. Barnes (2002), State v. Madrigal (2000)
14 federal appellate · 515 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 Strickland v. Washington · Neil v. Biggers · Wainwright v. Sykes · Manson v. Brathwaite · Cuyler v. Sullivan
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 540 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“there is a reasonable probability that the evidence would have swayed the jury to impose a life sentence.”
9 later decisions quote this exact passage · from the concurrence“The decision to forgo the presentation of additional mitigating evidence does not itself constitute proof of ineffective assistance of counsel.”
5 later decisions quote this exact passage · from the concurrence“that there exists a reasonable probability that were it not for counsel's errors, the result of the trial would have been different.”
4 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.