Key Facts at a Glance
Below are verified details central to understanding the case, the individuals involved, and the legal and mental health outcomes. These points are summarized from court records, expert reports, and reputable news documentation.
| Attribute | Verified Detail | Source Type |
|---|---|---|
| Victim | Paula Ables | Court documents, news reports |
| Location of Stabbing | Waukesha, Wisconsin | Law enforcement reports |
| Date of Stabbing | May 31, 2014 | Court records |
| Age of Anissa Weier at Time | 15 years old | Juvenile court records |
| Age of Morgan Geyser at Time | 12 years old | Juvenile court records |
| Notable Delusional Belief | Slender Man said to warn of an impending apocalypse | Psychiatric evaluations, testimony |
| Anissa Weier Verdict | Not guilty by reason of mental disease or defect; committed to a mental health facility | Court rulings |
| Morgan Geyser Verdict | Not guilty by reason of mental disease or defect; committed to a mental health facility | Court rulings |
| Subsequent Disposition | Both were committed to the Wisconsin Department of Health Services; over time, released with intensive conditions | Court orders, DHS records |
What Happened: A Verified Timeline
In late May 2014, two teenage girls from Waukesha, Wisconsin, lured their classmate Paula Ables into a wooded area and stabbed her multiple times. They told Ables they were conducting a ritual to impress the fictional online character Slender Man, whom they believed would warn humanity of an approaching apocalypse. Both girls were arrested shortly afterward. Subsequent psychiatric evaluations found each experienced severe delusional thinking at the time of the incident. Court proceedings emphasized their impaired reality testing rather than malingering or malice typical of adult violent crime.
Anissa Weier’s Mental Health and Delusional Framework
Anissa Weier’s case drew particular attention to the intersection of internet folklore, mental illness, and adolescent vulnerability. Psychiatric reports indicated that Weier suffered from delusional disorder, with Slender Man serving as a central theme in her belief system. She described hearing or sensing the entity as a protective warning figure, and she framed the stabbing as a necessary act to prevent a larger catastrophe. Notably, her capacity to distinguish right from wrong was significantly compromised at the time of the offense, which played a decisive role in the not guilty by reason of mental disease or defect verdict. Treatment in a secure mental health setting aimed to stabilize her condition and build reality-oriented coping skills.
Morgan Geyser’s Role and Clinical Picture
Morgan Geyser, the other juvenile involved, also presented with severe psychiatric symptoms, including psychotic features and impaired reality testing. Court-appointed experts concluded that Geyser was likewise unable to appreciate the wrongfulness of her actions due to mental disease or defect. While the two girls shared similar delusional narratives, their clinical presentations were evaluated separately. Geyser’s path through the mental health system mirrored Weier’s in key respects: an initial finding of not guilty by reason of mental disease or defect, followed by long-term commitment to a mental health facility. Over time, both individuals were assessed as showing improved stability and gradually released under stringent conditions.
Legal Outcomes and Juvenile System Response
The case tested the boundaries of juvenile responsibility when severe mental illness is a factor. Because both girls were found not guilty by reason of mental disease or defect, they were not tried as adults and were instead placed in the state mental health system rather than the corrections system. This disposition emphasized treatment over punishment, reflecting the court’s recognition of profound psychiatric impairment. Multiple reviews, conditional releases, and strict monitoring requirements have characterized their ongoing management. The case continues to serve as a reference point for discussions of competency, culpability, and long-term supervision in juvenile mental health cases.
Broader Implications for Internet Culture and Mental Health
The Slender Man stabbing prompted widespread discussion about how online horror fiction can intersect with real-world harm, particularly among vulnerable adolescents. Experts noted that the girls’ immersion in Slender Man lore did not occur in a vacuum; it intersected with preexisting psychiatric symptoms, social isolation, and limited adult oversight. The incident underscored the importance of accessible mental health care, early intervention, and responsible discourse about internet subcultures. Communities, educators, and clinicians have since worked to develop guidelines for discussing online myths with young people and for identifying signs of psychosis or severe distress before such narratives escalate to dangerous imitation.
Current Status and Public Understanding
As of the present, both individuals remain under varying degrees of supervision and treatment, with conditions evolving as they demonstrate stability. Public attention has shifted from sensational headlines to the longer-term question of how society supports and monitors individuals with severe mental illness who have committed harmful acts. The case remains a sobering example of how untreated psychosis can distort reality to the point of violence, and it continues to inform conversations in mental health policy, juvenile law, and digital literacy. Accurate, measured reporting helps avoid stigmatization while still acknowledging the seriousness of the offense and its impact on the victim’s family.