The People of the State of New York v. Mark L. Siciliano
Attorneys and Parties
Brief Summary
Criminal law — admissibility and handling of prior bad acts (Molineux) embedded within a defendant’s custodial interview in an unlawful surveillance prosecution under Penal Law § 250.45 [unlawful surveillance in the second degree; requires that certain counts be committed for the purpose of the actor’s sexual arousal or sexual gratification].
County Court admitted the defendant’s full recorded custodial interview (including references suggesting a prior 'pattern' of similar conduct toward his wife) without contemporaneous limiting instructions; denied mistrial; jury convicted on three counts of unlawful surveillance in the second degree.
The judgment of conviction was reversed and the matter remitted for a new trial.
Although the statements were relevant to intent and absence of mistake, the failure to redact the gratuitous 'pattern' allegation and the absence of timely limiting instructions created undue prejudice. Combined with the court’s mishandling of the jury’s question and the not-overwhelming proof, the errors were not harmless.
Background
While vacationing at a campground in 2022, the victim’s boyfriend observed via a high exterior window a cell phone pointed downward into the victim’s shower stall. He confronted the individual (defendant), saw a photo of the victim on the phone, and defendant deleted the image and apologized. Defendant consented to a phone search and gave a recorded interview in which he claimed he accidentally photographed the victim while trying to capture lightning. An officer asserted in questioning that defendant’s wife had reported similar incidents in the past, characterizing it as a 'pattern.' Defendant responded that he had done that to his wife, expressing sexual attraction toward her. The indictment charged three counts of unlawful surveillance in the second degree (Penal Law § 250.45 [unlawful surveillance in the second degree; requires that certain counts be committed for the purpose of the actor’s sexual arousal or sexual gratification]); a child endangerment count was dismissed. Before trial, the court excluded the People’s Molineux proffer of thousands of surreptitious photos of defendant’s wife and related internet searches but clarified that the full custodial interview would be admissible.
Lower Court Decision
County Court denied the People’s Molineux application as to internet searches and photos but allowed the full interview into evidence. At trial, the interview was played in full without contemporaneous limiting or cautionary instructions. In summation, the prosecutor referenced the officer’s 'pattern' language. During deliberations, the jury asked if it could consider the officer’s comment about speaking with defendant’s wife. The court ultimately instructed that the jury could not consider the officer’s comment but did so only after summations and without clarifying the scope of any remaining adoptive admission. Motions for a mistrial were denied. Defendant was convicted on all three unlawful surveillance counts and sentenced to concurrent split sentences of six months’ jail and five years’ probation.
Appellate Division Reversal
The court held that the custodial statements were relevant to intent and absence of mistake under People v. Molineux, 168 NY 264 [rule allowing admission of prior bad acts to show motive, intent, absence of mistake, common plan or identity, subject to balancing] and admissible to contextualize an adoptive admission (see People v. Ely). However, the unredacted 'pattern' allegation and defendant’s ambiguous 'I understand that' response carried a high risk of propensity prejudice. Under People v. Alvino [balancing probative value against undue prejudice] and People v. Ventimiglia [pretrial procedure governing Molineux evidence], it was an abuse of discretion to admit the interview without redacting the 'pattern' assertion and without contemporaneous limiting instructions. The later, narrow curative instruction during deliberations did not cure the prejudice (see People v. Calabria), and given the not-overwhelming proof (see People v. Crimmins), the error was not harmless. The conviction was reversed and the matter remitted for a new trial.
Legal Significance
The decision underscores that when prior bad act evidence arises within a custodial interview, courts must excise gratuitous propensity-laden assertions and provide timely limiting instructions. Even where such statements are relevant to intent or absence of mistake under Molineux, trial courts must articulate and apply the Alvino balancing and adhere to Ventimiglia procedures. Failure to redact 'pattern' characterizations or to guide the jury’s permissible use of adoptive admissions can require reversal.
Molineux evidence embedded in a defendant’s interview must be carefully redacted and accompanied by prompt limiting instructions; overlooking these safeguards—especially where proof is not overwhelming—will result in reversal and a new trial.

