Trial testimony reveals Clancy's escalating mental health crisis before deaths
Clancy expressed suicidal ideation, infanticidal thoughts, and heard commanding voices before the deaths.
Event / Security
High-profile infanticide cases and their connection to maternal mental health crises, including the Lindsay Clancy trial and related incidents involving mothers experiencing psychotic episodes.
2026-08-22 to 2026-11-07 · UTC publication dates
Coverage begins 22 Aug, 03:22 UTC
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Lindsay Clancy, a Massachusetts mother, killed her three young children — 5-year-old Cora, 3-year-old Dawson, and 8-month-old Callan — in the family's home on January 24, 2023. She strangled the children and attempted to take her own life.
The defense rested its case after calling forensic psychiatrist Dr. Phillip Resnick, who testified in the Andrea Yates trial. Resnick testified that Clancy reported feeling an 'external force' take over her body before the murders.
If found guilty of first-degree murder in the deaths of her three children, Lindsay Clancy faces life in prison without the possibility of parole. If found not criminally responsible for the three murder charges, she will be sent to a state psychiatric hospital in Massachusetts.
Judge William Sullivan denied a mistrial request by Lindsay Clancy's defense attorney Kevin Reddington, who accused prosecutors of intentional misconduct for bringing up Clancy's Catholic religion and the concept of suicide as a mortal sin during witness testimony. The judge reprimanded prosecutors but found no intentional misconduct warranting a mistrial.
Final witnesses are taking the stand in the murder trial of Lindsay Clancy in Plymouth Superior Court, Massachusetts. Clancy has pleaded not guilty to three counts of first-degree murder. The defense claims she was suffering from postpartum psychosis at the time of the killings, while prosecutors argue she is criminally responsible.
Forensic psychologist Kirk Heilbrun testified that he interviewed Clancy in April and discussed her Catholic upbringing and beliefs about heaven. Heilbrun stated that Clancy reported expecting to be together with her children in heaven with God, and testified about asking her whether suicide is considered a mortal sin in Catholic teaching.
Forensic psychologist Kirk Heilbrun testified that Clancy described hearing a voice in her head during the night she killed her children, but never before or after. Heilbrun characterized this pattern as very unusual for how such manifestations typically occur. He stated that Clancy's intrusive thoughts about harming herself and children were her own thoughts, not auditory hallucinations.
Psychiatrist Dr. Avram Mack testified that he met with Clancy at Tewksbury Hospital in April and interviewed her about the killings. Mack stated that Clancy recalled telling her three children to 'go to God' as she killed them. He testified that he believes Clancy was depressed but not experiencing psychosis at the time of the killings.
Lindsay Clancy is charged with the deaths of her three young children: 5-year-old Cora, 3-year-old Dawson, and 8-month-old Callan. According to the Plymouth County District Attorney's Office, Clancy allegedly killed the children and attempted to take her own life by jumping from a second-floor window after sending her husband out to pick up takeout and an item from a pharmacy.
Clancy's defense stated that she sought help repeatedly as she struggled with depression, sleeplessness, suicidal thoughts, and voices urging her to harm herself and the children.
Clancy is facing three counts of first-degree murder. If convicted of any of these counts, she would receive a sentence of life in prison without the possibility of parole.
Lindsay Clancy admitted to strangling her three children to death with exercise cords, according to statements cited in the case.
Prosecutors in the Clancy case allege that she acted deliberately and understood what she was doing was wrong, contrasting with the defense's argument that she was under the effects of postpartum psychosis.
Clancy has pleaded not guilty to charges and is contesting criminal responsibility for the deaths of her three children. Her defense does not dispute that she caused the deaths but argues she should not be held criminally responsible. Defense attorney Kevin Reddington has argued that Clancy was under the effects of postpartum psychosis.
Paula Musgrove, Clancy's mother, testified that in December 2022, Clancy told her, her husband Patrick Clancy, and Musgrove that she had thoughts of harming the children. This disclosure came as Clancy's mental health was visibly declining, with weight loss and paranoid behavior evident to family members.
The defense rested its case on August 21 after calling ten witnesses over five days of testimony. The defense focused on establishing Clancy's struggle with postpartum depression, anxiety, and psychosis, and presented testimony from family members and a psychologist about her mental state before the killings.
Lindsay Clancy has pleaded not guilty to all three counts of first-degree murder related to the deaths of her children. First-degree murder in Massachusetts carries a mandatory life sentence without parole.
According to testimony from psychologist Paul Zeizel, when he met with Clancy in the hospital on February 4, 2023, she reported hearing a persistent male voice ordering her to kill her children and then herself. Zeizel testified that based on his 60 meetings with Clancy over three years, she suffered from psychosis at the time of the killings and 'had no appreciation for the wrongfulness of her act.'
Prosecutors called more than 70 witnesses to the stand over 14 days of testimony in the prosecution's case against Clancy. The prosecution rested on August 17.
Following the prosecution's rebuttal witnesses, closing statements are scheduled for Tuesday. The trial is entering its final days as both sides conclude their case presentations.
Clancy expressed suicidal ideation, infanticidal thoughts, and heard commanding voices before the deaths.
Prosecution and defense present opposing theories as trial nears closing arguments.
Postpartum psychosis affects 1-2 per 1,000 mothers; Clancy sought anxiety treatment in 2022.
Defense and prosecution psychiatrists offer conflicting diagnoses of Clancy's mental state during trial.