Witness index
61 witnesses indexed from the day-by-day record. Click a day for full context.
| Witness | Role | Day | Testimony, in one line |
|---|---|---|---|
| Allison Ozga | Sister (defense) | Day 14 | Decline from Thanksgiving to Christmas 2022; suicidal thoughts at Christmastime after McLean discharge. |
| Andrea Hennigan | RN, MGH labor & delivery | Day 8 | Texted with Lindsay the day before about medication adjustments. |
| Angela Krause | General manager, CVS Kingston | Day 2 | Lindsay's medication call was 'a very normal interaction.' |
| Bethany DeCollibus | Family therapist; friend | Day 8 | Knew of insomnia; never heard suicidal ideation. |
| Brian Josephine | Duxbury police officer | Day 3 | Arrived during the initial response. |
| Christopher Clancy | Former father-in-law | Day 8 | Devoted mother; 'blank stare' at Thanksgiving; his overnight offer declined; Patrick very concerned for his wife. |
| Daniel Dougherty | Witness | Day 3 | Final witnesses of the day. |
| Det. Sgt. Andrew Chiachio | Mass. State Police | Day 8 | Recovered surveillance footage, DNA samples, search-warrant evidence. |
| Dr. Avram Mack | Forensic psychiatrist (prosecution rebuttal) | Day 18 | Two April 2026 interviews; major depressive disorder, not psychosis; testified she said 'Go to God' during the killings and could have stopped. |
| Dr. Barbara Olson | Medical examiner | Day 12 | External examination of Cora. |
| Dr. Benjamin Kaufman | ER physician, BID Plymouth | Day 4 | Restored Callan's heartbeat but 'at no time did he have any brain function'; transferred to Boston Children's. |
| Dr. Cristina Karpio | General surgeon, South Shore Hospital | Day 6 | Described complex spinal injuries from the second-story fall. |
| Dr. Donald Condie | Psychiatrist, Cambridge Health Alliance (defense) | Day 15 | Records 'somewhat sparse'; Zoloft increase left her 'numb, not herself'; described postpartum psychosis symptoms. |
| Dr. Elizabeth Laposata | Forensic pathologist (defense, via Zoom) | Day 15 | 'Freefall dive headfirst' causing spinal compression/paralysis; Callan's bruising attributed to medical equipment. |
| Dr. Jennifer Tufts | Psychiatrist, Aster Mental Health | Day 9 | Testimony began; continued Day 10. |
| Dr. Jennifer Tufts | Psychiatrist, Aster Mental Health | Day 10 | 'No signs of psychosis or mania' Jan 23; Clancy denied suicidal/homicidal ideation but felt 'close to feeling suicidal'; ~10 medications tried; cross highlighted her limited postpartum caseload and missing records. |
| Dr. Justin Brower | Forensic toxicologist | Day 7 | One drug 'a little elevated'; the rest therapeutic; not at suicidal levels. |
| Dr. Kimberly Springer | State medical examiner | Day 8 | Performed the autopsies; Callan's cause of death 'complications of mechanical asphyxia.' |
| Dr. Lindsay Rosshirt | Pediatrician | Day 8 | Children healthy; examined Cora that morning; saw no postpartum signs in Lindsay. |
| Dr. Mark Tenerowicz | ER physician, BID Plymouth | Day 4 | Treated Dawson, who arrived without pulse; declared him dead at 7:28 p.m. |
| Dr. Paul Zeizel | Psychologist (defense) | Day 15 | 45 visits since the incident; she reported a male voice ordering the killings. |
| Dr. Paul Zeizel | Clinical/forensic psychologist (defense) | Day 16 | ~60 meetings over three years; 'Intrusive thoughts are unrelenting'; opined she could not determine right from wrong on Jan 24, 2023. |
| Dr. Phillip Resnick | Forensic psychiatrist (defense, via Zoom) | Day 18 | Evaluated Clancy 4 months after the deaths; postpartum psychosis, command hallucinations, 'altruistic filicide'; cross: his own work says such hallucinations are easy to fabricate. |
| Dr. Renee Stonebridge | Medical examiner | Day 12 | Autopsy findings for all three children. |
| Eitan Negri | Physician assistant, Brigham and Women's | Day 7 | Repaired wrist lacerations Jan 25, 2023; neck cuts 'superficial.' |
| Elaine Rossi | Former nanny (Sept–Dec 2022) | Day 7 | 'A wonderful mom'; Clancy shared postpartum struggles and sleep difficulties; no concerns about the children's safety. |
| Emily Thorndike | Proposed defense witness (excluded) | Day 16 | Questioned outside the jury; ruled inadmissible — 'limited materiality.' |
| Ian Whiffin | Cellebrite digital forensics (prosecution) | Day 14 | Apple Health data; stair climbs 5:33/5:38 p.m.; searches re: ketamine and postpartum psychosis; data stops at 5:38 p.m. per cross. |
| Jennifer Stratton | Paramedic | Day 3 | Carried Callan to an ambulance. |
| Joshua McKelligan | Mass. State Police case officer | Day 13 | Described the bedroom scene and stains on ledge/shingles; Museum of Science surveillance video. |
| Julie Paul | Psychiatric NP; ex-director, perinatal behavioral health, South Shore Health | Day 10 | Nov 22, 2022 screening: ideation denied, no hallucinations/delusions; sleep the main concern; prescribed Prozac 10mg; transferred care Nov 30. |
| Katarina Stashyn | Forensic scientist (ex-State Police DNA) | Day 7 | Mixed DNA profiles on exercise bands; Lindsay's DNA on shingles outside the home. |
| Keith Nette | Duxbury fire captain | Day 3 | Assisted with chest compressions. |
| Kyle Carney | Friend of Patrick Clancy | Day 8 | Testified about a Jan 22, 2023 social gathering. |
| Latiesha Dukes | Mental health counselor, South Shore perinatal clinic | Day 12 | Dec 2: depression symptoms, frequent suicidal ideation → postpartum anxiety diagnosis; Dec 9: improved; referred to Women and Infants. |
| Loring 'Chuck' Nudd | Duxbury firefighter/EMT | Day 3 | Performed CPR; transported Dawson to Plymouth hospital. |
| Lt. Joseph Rabbit | Mass. State Police | Day 6 | Found four prescription bottles in a kitchen cabinet during the search. |
| Marcanthony Maffeo | Duxbury police | Day 4 | Accompanied the sedated Clancy by medical flight to Brigham and Women's. |
| Margaret Hamp | L&D nurse, MGH (defense) | Day 14 | 'The kind of nurse you want taking care of you'; once called police for a wellness check over a baby-cam concern. |
| Melissa Arcadipane | Lab tech supervisor, South Shore Hospital | Day 4 | Processed blood/urine samples for State Police. |
| Michael Vulfovich | ER physician (defense expert) | Day 14 | Reviewed Clancy's Jan 24 injuries. |
| Nicholas Roberts | State Police crime lab analyst | Day 7 | Detected 'at least four or five' benzodiazepines; no alcohol. |
| Nicole Bradley | Plymouth County Sheriff field services | Day 12 | Hospital watch duty. |
| Patrick Clancy | Children's father; then-husband | Day 1 | Called as the prosecution's first witness. |
| Patrick Clancy | Ex-husband | Day 2 | Described finding the children with exercise bands around their necks and Lindsay outside with cut wrists; recalled her saying 'I tried to kill myself'; the jury heard his 911 call. |
| Patrick Dwyer | Duxbury firefighter/paramedic | Day 3 | Part of the response. |
| Paula Musgrove | Mother (defense) | Day 14 | 'Things changed in October'; the 'Something is wrong' text; late-Dec disclosure of thoughts of harming the children; cross: she didn't consider commitment or separation. Also: 'The medication was pretty much just destroying her mind.' |
| PJ Hussey | Duxbury fire captain/paramedic | Day 3 | 'It turned very chaotic very quickly.' |
| Rebecca Jollotta | Psychiatric nurse, South Shore Health perinatal program | Day 11 | Persistent suicidal ideation; 'never had thoughts on harming her children'; suspected bipolar; taper reluctance; cross noted records she never received. |
| Richard Lippard | Duxbury police officer | Day 4 | Described Clancy 'sedated, not speaking.' |
| Robert Costanzo | Pembroke FD paramedic | Day 3 | Treated Lindsay; administered Narcan; she remained unresponsive. |
| Sgt. Daniel Lawlor | Mass. State Police | Day 12 | Evidence officer; hospital observation. |
| Sgt. Kyle Pavao | Mass. State Police digital forensics | Day 13 | Laptop history: suicide-methods page visit Aug 23, 2022. |
| Sheila Cavanaugh | Chaplain, Brigham and Women's (defense) | Day 17 | First words after extubation; the reported voice; cross: no note of it in her records. |
| Stephen Hall | Duxbury police officer | Day 3 | Found Lindsay injured outside; heard Patrick screaming from the basement. |
| Sue Clancy | Former mother-in-law; NP, South Shore L&D | Day 15 | 'Begging for help' Nov 2022; referred her to the postpartum program; 'very nurturing, very loving, wonderful mother.' |
| Susan Bertolo | Preschool teacher | Day 8 | Testified about the day before the deaths. |
| Susan Fraone | Preschool teacher | Day 8 | Dawson had difficult drop-offs starting Oct 2022. |
| Sweeney Schelgren | Hostess, ThreeV restaurant | Day 2 | Took the takeout order; no signs of impairment. |
| Timothy Chiappini | Mass. State Police digital forensics | Day 13 | Phone extraction: 'Can you treat a sociopath' search (Jan 20, 2023); Oct 25, 2022 note; Jan 23–24 messages. |
| Vincent Cahill | Witness | Day 3 | Final witnesses of the day. |