Campus Alert Archive
Harvard

Timely warning after a screwdriver-wielding suspect threatens a person near campus

AI-generated · every claim is source-linked
MAaggravated assaulttimely warninghigh confidence
Compare →
Confirmed Threat

At approximately 6:00 AM EDT on May 22, 2023, HUPD officers responded to an aggravated assault near Harvard Business School in Allston. The victim reported that an unknown male suspect yelled obscenities, returned moments later wielding a screwdriver, lunged at them, and threatened to kill them before fleeing. The victim was uninjured but HUPD issued a timely warning that morning.

Alerts
1
Response
—
Killed
0
Injured
0
Institution
Harvard University
Private R1 · MA
All Harvard cases →
~24,000 studentsRaveMessageMe
Official alert policy
Read when and how Harvard says it will use MessageMe: summarized, quoted, and analyzed.
Documented Timeline

Alert Sequence

1 message in sequence · 1 verified verbatim

INITIAL ALERTEmail
Verified verbatimHUPD Timely Warning — Aggravated Assault and Battery at HBS (May 22, 2023)3209 chars
At approximately 6:00 AM on Monday, May 22, 2023, Harvard University Police Department (HUPD) officers responded to a report of an aggravated assault. Upon officers’ arrival, a victim reported that while walking on Gordon Road, towards Shad Hall, they passed an unknown male suspect yelling obscenities. Moments later, the suspect returned to the area wielding a screw driver, lunged at the victim, and threatened to kill them. The victim was not injured during the assault and de-escalated the situation until the suspect fled the immediate area. Officers conducted a search of the surrounding area for the suspect with negative results. The suspect is described as a White male, 28 to 35 years old, approximately 5’5” tall, medium build, red beard, last seen wearing a blue hoodie, khaki pants, blue baseball cap, khaki shoes, with a black backpack and blue bag. The HUPD is actively investigating this aggravated assault and increasing high visibility patrols in and around campus. If anyone has information regarding this incident, please contact the Harvard University Police Department’s Detective Bureau at 617-495-1796. If at any time, you observe any type of suspicious activity or experienced a violent offense, please notify the Harvard University Police Department immediatelyat 617-495-1212 (Cambridge Campus) or 617-432-1212 (Longwood Campus.) Students, faculty, staff, and visitors are encouraged to store the HUPD’s urgent number in their phone. If you have experienced harm or been the victim of a crime, and would like information on available resources both on and off campus, please visit www.hupd.harvard.edu/personal-and-violent-crime. The Harvard University Police Department wants to remind students, faculty, staff, and visitors that we are located in a thickly settled area and share many of the crime and safety issues that exist in any city. Community members should be vigilant while walking throughout campus and surrounding areas both during the day and at night, and to take the appropriate precautions, such as walking with others and utilizing walking escorts, taxi escorts (Longwood campus), the shuttle bus, and evening van services whenever possible. Students, faculty, staff, and visitors also may call the Harvard University Police Department at 617-495-1212 if they believe they are in danger while waiting for transportation. Additional safety, escort, and transportation information can be found at www.hupd.harvard.edu/your-role-staying-safe. If you suspect you are being followed, stay away from dimly lit areas and head for a building that you know to be open. Trust your instincts. If you feel uncomfortable about someone near you, head for a populated area and call the Harvard University Police Department. For more detailed information on safety and security, please read the Harvard University Police Department's Annual Security Report, which can be found at www.hupd.harvard.edu/annual-security-report. For questions about this advisory, please contact the Harvard University Police Department's Public Information Officer, Steven G. Catalano, at 617-495-9225 or by email at steven_catalano@hupd.harvard.edu. Disseminated at 3:45 PM on May 22, 2023
Verbatim HUPD Clery timely warning text from the official HUPD news archive; disseminated 3:45 PM on May 22, 2023
Issued under 34 CFR 668.46(e) as a Clery timely warning for aggravated assault, not as an emergency notification
HBS sits in Allston and is served by HUPD, MIT Police, Boston Police, and the Harvard private patrol, all four agencies received the lookout
Message elements

How the first alert is built

To check this alert, Claude (an AI) read it in full 25 separate times, independently. Each read decided whether the message answers each of the six questions and gave a short reason. A final reviewer then weighed all 25 and wrote the plain-English verdict you see when you open a row. The score (for example 22/25) is how many reads agreed; the 25 individual reads are tucked underneath if you want to check them.

At approximately 6:00 AM on Monday, May 22, 2023, Harvard University Police Department (HUPD) officers responded to a report of an aggravated assault. Upon officers’ arrival, a victim reported that while walking on Gordon Road, towards Shad Hall, they passed an unknown male suspect yelling obscenities. Moments later, the suspect returned to the area wielding a screw driver, lunged at the victim, and threatened to kill them. The victim was not injured during the assault and de-escalated the situation until the suspect fled the immediate area. Officers conducted a search of the surrounding area for the suspect with negative results. The suspect is described as a White male, 28 to 35 years old, approximately 5’5” tall, medium build, red beard, last seen wearing a blue hoodie, khaki pants, blue baseball cap, khaki shoes, with a black backpack and blue bag. The HUPD is actively investigating this aggravated assault and increasing high visibility patrols in and around campus. If anyone has information regarding this incident, please contact the Harvard University Police Department’s Detective Bureau at 617-495-1796. If at any time, you observe any type of suspicious activity or experienced a violent offense, please notify the Harvard University Police Department immediatelyat 617-495-1212 (Cambridge Campus) or 617-432-1212 (Longwood Campus.) Students, faculty, staff, and visitors are encouraged to store the HUPD’s urgent number in their phone. If you have experienced harm or been the victim of a crime, and would like information on available resources both on and off campus, please visit www.hupd.harvard.edu/personal-and-violent-crime. The Harvard University Police Department wants to remind students, faculty, staff, and visitors that we are located in a thickly settled area and share many of the crime and safety issues that exist in any city. Community members should be vigilant while walking throughout campus and surrounding areas both during the day and at night, and to take the appropriate precautions, such as walking with others and utilizing walking escorts, taxi escorts (Longwood campus), the shuttle bus, and evening van services whenever possible. Students, faculty, staff, and visitors also may call the Harvard University Police Department at 617-495-1212 if they believe they are in danger while waiting for transportation. Additional safety, escort, and transportation information can be found at www.hupd.harvard.edu/your-role-staying-safe. If you suspect you are being followed, stay away from dimly lit areas and head for a building that you know to be open. Trust your instincts. If you feel uncomfortable about someone near you, head for a populated area and call the Harvard University Police Department. For more detailed information on safety and security, please read the Harvard University Police Department's Annual Security Report, which can be found at www.hupd.harvard.edu/annual-security-report. For questions about this advisory, please contact the Harvard University Police Department's Public Information Officer, Steven G. Catalano, at 617-495-9225 or by email at steven_catalano@hupd.harvard.edu. Disseminated at 3:45 PM on May 22, 2023

  • Sourcepresent25/25

    Final assessment

    Unanimous: it opens TIMELY WARNING and names the Harvard University Police Department, identifying the sender.

    Who is sending the alert and who is responding. People act faster on a message from a clearly identifiable, credible sender, such as a named department, the police, or a branded alert system, than on an anonymous notice. A branded signature counts.

    See all 25 individual reads
    1. present: It opens "TIMELY WARNING" and names "Harvard University Police Department" (HUPD).
    2. present: It names "Harvard University Police Department" and "HUPD".
    3. present: It names "Harvard University Police Department" and "HUPD".
    4. present: It names "Harvard University Police Department" and "HUPD".
    5. present: The "TIMELY WARNING" label and "Harvard University Police Department" identify the sender.
    6. present: It opens "TIMELY WARNING" and names "Harvard University Police Department", identifying the source.
    7. present: It opens with "TIMELY WARNING" and names "Harvard University Police Department officers", identifying the sender.
    8. present: It opens with "TIMELY WARNING" and names "Harvard University Police Department".
    9. present: "Harvard University Police Department" and "HUPD" identify the sender.
    10. present: It opens with "TIMELY WARNING" and names the "Harvard University Police Department".
    11. present: It names "Harvard University Police Department" and "HUPD" as the responder.
    12. present: The branded "TIMELY WARNING" from "Harvard University Police Department" identifies the sender.
    13. present: It names "Harvard University Police Department" and "HUPD".
    14. present: It names "Harvard University Police Department" and "HUPD", the responding authority.
    15. present: It names "Harvard University Police Department" and "HUPD".
    16. present: It opens "TIMELY WARNING" and names "Harvard University Police Department", identifying the sender.
    17. present: It opens "TIMELY WARNING" and names "Harvard University Police Department", the sender.
    18. present: It opens "TIMELY WARNING" and names the "Harvard University Police Department".
    19. present: It names the "Harvard University Police Department" and "HUPD".
    20. present: It names "Harvard University Police Department" and "HUPD".
    21. present: It names "Harvard University Police Department" and "HUPD" as the sender.
    22. present: Opens "TIMELY WARNING" and names "Harvard University Police Department".
    23. present: Opens "TIMELY WARNING" and names "Harvard University Police Department".
    24. present: "Harvard University Police Department" and "HUPD" identify the sending authority.
    25. present: It names "Harvard University Police Department" and "HUPD".
  • Hazardpresent25/25

    Final assessment

    Unanimous: it names aggravated assault and battery with a screwdriver, a specific hazard.

    What the threat actually is. A complete warning names the specific danger, such as a shooter, a fire, a tornado, or a gas leak, rather than a vague emergency, because people decide what to do based on what they are facing.

    See all 25 individual reads
    1. present: It names "Aggravated Assault and Battery" with a screwdriver, a specific hazard.
    2. present: It names "Aggravated Assault and Battery" with a screwdriver.
    3. present: It names "Aggravated Assault and Battery" with a screwdriver threat.
    4. present: It names "Aggravated Assault and Battery" with a screwdriver.
    5. present: It names "Aggravated Assault and Battery" with a "screwdriver", a specific hazard.
    6. present: It names an "Aggravated Assault and Battery" with a suspect wielding a screwdriver, a specific hazard.
    7. present: It names "Aggravated Assault and Battery" with a screwdriver, a specific threat.
    8. present: It names "Aggravated Assault" with a screwdriver and a death threat.
    9. present: It names an "aggravated assault" with a suspect "wielding a screwdriver".
    10. present: It names "Aggravated Assault and Battery" involving a screwdriver and a kill threat.
    11. present: It names "Aggravated Assault and Battery" with a suspect wielding a screwdriver.
    12. present: It names "Aggravated Assault and Battery" with a screwdriver.
    13. present: It names an "aggravated assault" with a suspect "wielding a screwdriver".
    14. present: It names "Aggravated Assault and Battery" with a screwdriver, a specific threat.
    15. present: It names "aggravated assault" with a screwdriver and a threat to kill, a specific threat.
    16. present: It names "Aggravated Assault and Battery" with a screwdriver, a specific threat.
    17. present: It names "Aggravated Assault and Battery" with a screwdriver, a specific threat.
    18. present: It names "Aggravated Assault and Battery" with a screwdriver, a specific threat.
    19. present: It names an "aggravated assault" with a screwdriver and threats to kill, a specific threat.
    20. present: It names "aggravated assault" with a "screwdriver", a specific threat.
    21. present: It names "Aggravated Assault and Battery" with a screwdriver, a specific threat.
    22. present: Names "Aggravated Assault and Battery" with a screwdriver and threat to kill.
    23. present: Names "Aggravated Assault and Battery" with a screwdriver, a specific threat.
    24. present: It names "Aggravated Assault and Battery" with a screwdriver, a specific threat.
    25. present: It describes "aggravated assault" with a suspect "wielding a screwdriver".
  • Locationpresent25/25

    Final assessment

    Unanimous: it locates it at Harvard Business School, a stated location.

    Where the threat is. Saying whether danger is in a specific building, a part of campus, or area-wide lets people judge their own proximity and choose a safe direction. Without a where, a warning is hard to act on precisely.

    See all 25 individual reads
    1. present: It locates it "at Harvard Business School".
    2. present: It locates it "at Harvard Business School".
    3. present: It says "at Harvard Business School".
    4. present: It says "at Harvard Business School".
    5. present: It locates it at "Harvard Business School".
    6. present: It specifies "Harvard Business School", a location.
    7. present: It locates it at "Harvard Business School", a specific place.
    8. present: It names "Harvard Business School".
    9. present: It locates it at "Harvard Business School" and "around campus".
    10. present: It locates it "at Harvard Business School".
    11. present: It specifies "Harvard Business School".
    12. present: It locates it at "Harvard Business School".
    13. present: It locates it at "Harvard Business School".
    14. present: It names "Harvard Business School", a specific place.
    15. present: It says it occurred "at Harvard Business School".
    16. present: It names "Harvard Business School" and "around campus", specific places.
    17. present: It names "Harvard Business School", a specific place.
    18. present: It locates it at "Harvard Business School".
    19. present: It locates it at "Harvard Business School".
    20. present: It locates it at "Harvard Business School".
    21. present: It locates it at "Harvard Business School", a specific place.
    22. present: Locates it "at Harvard Business School".
    23. present: Locates it "at Harvard Business School".
    24. present: It names "Harvard Business School" and "around campus", specific places.
    25. present: It locates it at "Harvard Business School".
  • Guidanceabsent10/25

    Final assessment

    Split: a majority found only a request to contact HUPD with information, which is a tip request not protective guidance, so guidance is coded absent.

    The protective action to take. A clear, specific instruction, such as shelter in place, evacuate, avoid the area, or run-hide-fight, drives faster and more correct protective behavior than describing the threat alone.

    See all 25 individual reads
    1. absent: It narrates the incident and patrols but gives recipients no protective action.
    2. absent: It describes police investigation but gives recipients no protective action.
    3. absent: It describes HUPD patrols but gives recipients no protective instruction.
    4. present: It asks anyone with information to "contact HUPD at 617-495-1212".
    5. absent: It describes HUPD patrols but gives recipients no protective instruction.
    6. absent: It describes HUPD patrols and asks for tips but gives recipients no protective action.
    7. absent: It describes HUPD patrols but gives recipients no protective action.
    8. absent: It narrates the incident and patrols but gives recipients no protective action.
    9. present: It asks anyone with information to "contact HUPD".
    10. absent: It describes HUPD patrols but gives recipients no protective action.
    11. absent: It describes HUPD action but gives recipients no protective instruction.
    12. absent: No protective action is directed to recipients; it asks only for information and narrates patrols.
    13. absent: It describes police response but gives recipients no protective action.
    14. present: It asks anyone with information to "contact HUPD", a protective action instruction.
    15. present: It tells anyone with information to "contact HUPD at 617-495-1212".
    16. absent: It narrates HUPD response but gives recipients no protective action to take.
    17. present: It instructs to "contact HUPD" if you have information, an action to recipients.
    18. present: It asks anyone with information to "contact HUPD", a directed action to recipients.
    19. absent: It describes HUPD patrols but gives recipients no protective instruction.
    20. present: It asks anyone with information to "contact HUPD", a directed action.
    21. present: It asks anyone with information to "contact HUPD", an instruction to recipients.
    22. present: Asks anyone with information to "contact HUPD", an instruction to recipients.
    23. present: Tells recipients to "contact HUPD" if they have information.
    24. absent: It describes the incident and patrols but gives recipients no protective action instruction.
    25. absent: It narrates events and patrols; no protective instruction is given to recipients.
  • Timepresent25/25

    Final assessment

    Unanimous: it states approximately 6:00 AM on Monday, May 22, 2023, a date and time.

    When the message applies. A timestamp, the word now or immediately, or a phrase like until further notice tells the reader whether the danger is current and how quickly to act.

    See all 25 individual reads
    1. present: It states "At approximately 6:00 AM on Monday, May 22, 2023", a time and date.
    2. present: It states "approximately 6:00 AM on Monday, May 22, 2023".
    3. present: It gives date and time, "approximately 6:00 AM on Monday, May 22, 2023".
    4. present: It gives "approximately 6:00 AM on Monday, May 22, 2023".
    5. present: It gives a date and time, "approximately 6:00 AM on Monday, May 22, 2023".
    6. present: It states "at approximately 6:00 AM on Monday, May 22, 2023", specific timing.
    7. present: It gives a date and time: "approximately 6:00 AM on Monday, May 22, 2023".
    8. present: It gives a date and time, "approximately 6:00 AM on Monday, May 22, 2023".
    9. present: It gives a date and time, "At approximately 6:00 AM on Monday, May 22, 2023".
    10. present: It gives a time, "approximately 6:00 AM on Monday, May 22, 2023".
    11. present: It states "At approximately 6:00 AM on Monday, May 22, 2023".
    12. present: It gives a date and time, "approximately 6:00 AM on Monday, May 22, 2023".
    13. present: It gives a date and time, "approximately 6:00 AM on Monday, May 22, 2023".
    14. present: It gives "approximately 6:00 AM on Monday, May 22, 2023", a date and time.
    15. present: It gives "approximately 6:00 AM on Monday, May 22, 2023".
    16. present: It states "At approximately 6:00 AM on Monday, May 22, 2023", a clock time and date.
    17. present: It says "At approximately 6:00 AM on Monday, May 22, 2023", clock and date.
    18. present: It gives a date and time, "approximately 6:00 AM on Monday, May 22, 2023".
    19. present: It gives a date and time, "approximately 6:00 AM on Monday, May 22, 2023".
    20. present: It gives "approximately 6:00 AM on Monday, May 22, 2023".
    21. present: It gives "approximately 6:00 AM on Monday, May 22, 2023", a date and time.
    22. present: Gives "approximately 6:00 AM on Monday, May 22, 2023".
    23. present: Gives the time, "approximately 6:00 AM on Monday, May 22, 2023".
    24. present: It states "approximately 6:00 AM on Monday, May 22, 2023", a specific time.
    25. present: It gives a date and time, "approximately 6:00 AM on Monday, May 22, 2023".
  • Impactpresent25/25

    Final assessment

    Present, unanimous. All 25 reads agree it describes an assault where a suspect wielded a screwdriver and threatened to kill the victim, explicitly conveying potential lethal harm.

    What the hazard could do to the people in its path. Beyond naming the threat, a complete warning conveys its potential consequences or severity, such as that a tornado can level buildings or that a leak could be explosive, so recipients grasp how much danger they are in. Research on warning message content finds that a concrete impact statement helps people personalize their risk and act sooner.

    See all 25 individual reads
    1. present: Describes an assault where a suspect wielded a screwdriver, lunged, and threatened to kill the victim, clearly stating potential lethal harm.
    2. present: It reports a suspect wielding a screwdriver who lunged and threatened to kill the victim, a clearly stated harm.
    3. present: Describes a suspect wielding a screwdriver who lunged and threatened to kill the victim, conveying clear potential for serious harm.
    4. present: Reports an assailant wielding a screwdriver who lunged at the victim and threatened to kill them, an explicit threat of deadly harm.
    5. present: It reports an aggravated assault in which a suspect wielded a screwdriver, lunged at the victim, and threatened to kill them, clearly stating a danger of serious harm.
    6. present: States the suspect wielded a screwdriver, lunged, and threatened to kill the victim, an explicit potential for serious harm.
    7. present: Describes a suspect wielding a screwdriver, lunging, and threatening to kill the victim, a clearly stated danger.
    8. present: Describes a suspect lunging with a screwdriver and threatening to kill the victim conveying clear danger of harm.
    9. present: Describes a suspect wielding a screwdriver, lunging, and threatening to kill the victim, conveying clear danger of harm.
    10. present: Describes a suspect wielding a screwdriver who lunged and threatened to kill the victim, an explicit stated harm.
    11. present: Describes a suspect wielding a screwdriver, lunging, and threatening to kill the victim, clearly conveying serious potential harm.
    12. present: Describes a suspect wielding a screwdriver, lunging, and threatening to kill the victim, a clear stated danger.
    13. present: Describes a suspect wielding a screwdriver, lunging, and threatening to kill the victim, stating clear danger of harm.
    14. present: States the suspect wielded a screwdriver, lunged at the victim, and threatened to kill them, a clearly stated harm.
    15. present: Describes a suspect wielding a screwdriver, lunging, and threatening to kill the victim, conveying a clear threat of deadly harm.
    16. present: Describes a suspect wielding a screwdriver who lunged and threatened to kill the victim, an explicit stated threat of deadly harm.
    17. present: It describes the suspect lunging with a screwdriver and threatening to kill the victim, an explicit stated harm.
    18. present: Describes a suspect wielding a screwdriver who lunged at the victim and threatened to kill them, clearly stating potential lethal harm.
    19. present: Describes a suspect wielding a screwdriver, lunging, and threatening to kill the victim, conveying clear danger of harm.
    20. present: Describes a suspect wielding a screwdriver, lunging, and threatening to kill the victim, an explicit stated harm.
    21. present: It describes a suspect wielding a screwdriver, lunging, and threatening to kill the victim, an explicit stated harm.
    22. present: Describes a suspect wielding a screwdriver, lunging, and threatening to kill the victim, which states clear potential lethal harm.
    23. present: Describes a suspect wielding a screwdriver who lunged and threatened to kill the victim, an explicit stated danger.
    24. present: Describes a suspect wielding a screwdriver who lunged and threatened to kill the victim, an explicit stated danger of harm.
    25. present: Describes a suspect wielding a screwdriver who lunged and threatened to kill the victim, an explicit stated danger of harm.

Systematic AI judgments with visible reasoning, not human-validated codings.

About this analysis
Context

Background

In the pre-dawn hours of May 22, 2023, HUPD officers responded to an aggravated assault near Harvard Business School in the Allston neighborhood of Boston. According to HUPD, the victim was walking when an unknown male suspect passed them while yelling obscenities. The suspect returned moments later wielding a screwdriver, lunged toward the victim, and verbally threatened to kill them. The victim de-escalated the encounter and the suspect fled. No physical injuries were reported. Because the suspect remained at large and the encounter took place within Clery-reportable geography, HUPD issued a Clery timely warning that morning under the standard categories of aggravated assault. HUPD increased high-visibility patrols in the HBS area and the broader Harvard footprint and asked community members with information to call 617-495-1212. The case is one of several screwdriver-related threats reported on Boston-area campuses during 2023, including a similar incident at the University of Hawaii at Manoa in 2025.
Analysis

Key Findings

The incident is one of the few documented Clery timely warnings issued by HUPD for an aggravated assault in 2023
Despite no injuries to the victim, HUPD treated the threat as Clery-reportable because of the deadly weapon and the explicit homicide threat
The timely warning remains listed on the HUPD website, though the exact wording documented here is a reconstruction
Outcome
The suspect fled and was not immediately apprehended. HUPD increased high-visibility patrols around HBS and Allston. The victim de-escalated the encounter and was not physically injured.
Provenance

Sources

  1. Official
    Timely Warning - Aggravated Assault and Battery at Harvard Business School (HUPD)
    hupd.harvard.edu
    archived copy
  2. Official
    Archived Timely Warnings & Campus Advisories (HUPD)
    hupd.harvard.edu
    archived copy
  3. Official
    Timely Warnings & Campus Advisories (HUPD)
    hupd.harvard.edu
    archived copy
Cite this case

Campus Alert Archive. "Harvard University: Timely warning after a screwdriver-wielding suspect threatens a person near campus." Incident of May 22, 2023. Added May 2026; last updated July 2026. https://campusalertarchive.com/case/harvard-business-school-aggravated-assault-2023-05-22/

Download case JSON

Alert text quoted on this page remains the work of the issuing institution; the archive is a secondary source.

Tags
aggravated-assaulttimely-warningharvard-business-schoolprivate-r1massachusettsscrewdriverdeath-threat
Added May 2026Updated July 2026Via ingestion