213 Ill. 2d 523 - In Re Commitment of Simons’s Empirical Analysis
2004
Citation profile
3 federal appellate · 6 district · 118 state decisions
How this case has been cited
Cited by 133 later decisions — most recently November 2025 · most notably 237 Ill. 2d 490 - People v. Petrenko (2010), 236 Ill. 2d 278 - People v. McKown (2010)
3 federal appellate · 6 district · 118 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 Frye v. United States · 173 Ill. 2d 167 - People v. Miller · State v. Harvey · 199 Ill. 2d 63 - Donaldson v. Central Illinois Public Service Co. · State v. Gore
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 133 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“[w]here an expert witness testifies to an opinion based on a new or novel scientific methodology or principle, the proponent of the opinion has the burden of showing the methodology or scientific principle on which the opinion is based is sufficiently established to have gained general acceptance in the particular field in which it belongs.”
3 later decisions quote this exact passage · from the majority“[i]nstead, it is sufficient that the underlying method used to generate an expert's opinion is reasonably relied upon by experts in the relevant field.”
3 later decisions quote this exact passage · from the majority“' if the underlying issue of scientific acceptance has not been adequately litigated.' This is not a concern here, however, as the general acceptance of actuarial risk assessment has been thoroughly litigated in several states[.]”
1 later decision quote this exact passage · from the dissent
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.