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MIT

Overnight break-in at a fraternity house, the second burglary there in six months

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Under Investigation

On May 15, 2024, MIT Police responded to a burglary report at Alpha Delta Phi fraternity at 351 Massachusetts Avenue in Cambridge. A male suspect forcibly broke through the front door at approximately 3:51 AM EDT and stole a backpack containing a PlayStation console, game cartridges, and a guitar. This was the second burglary at the same fraternity house within six months.

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Response
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Killed
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Injured
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Institution
Massachusetts Institute of Technology
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Documented Timeline

Alert Sequence

1 message in sequence · 1 verified verbatim

INITIAL ALERTEmail
Verified verbatimMIT Police Crime Alerts page1146 chars
TIMELY WARNING - BURGLARY: On May 15, 2024, at 12:20 p.m., the MIT Police responded to Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave., in Cambridge on a report of a burglary. The reporting party stated that at 03:51 a.m., a male suspect forcibly broke through the front door and entered the residence. The suspect then stole a backpack containing a play station console, game cartridges, attachments and a guitar in a soft case. According to video surveillance provided by the fraternity, the suspect appears to be a male, unknown race, medium build, wearing a white cowboy hat, light blue short-sleeve t-shirt and dark blue pants. CRIME PREVENTION TIPS: - Immediately notify the MIT Police at 617-253-1212 or 100 from any campus phone if you believe a crime is occurring, has occurred, or is about to occur. - Always lock your residential doors and windows, assure that the locks are in good working order, and close and lock first floor windows at night or when not at home. - Lock your residential door if you are leaving (even if only for a minute or two). - Report suspicious people or activity. Report all tailgaters.
The report was filed at 12:20 PM EDT on May 15, the same day, roughly eight hours after the burglary occurred at 3:51 AM EDT
The suspect description in the warning included a distinctive white cowboy hat, an unusual identifying detail
The suspect gained entry by forcing the front door, a different method than the December 2023 burglary at the same address where no forced entry was reported
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.

TIMELY WARNING - BURGLARY: On May 15, 2024, at 12:20 p.m., the MIT Police responded to Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave., in Cambridge on a report of a burglary. The reporting party stated that at 03:51 a.m., a male suspect forcibly broke through the front door and entered the residence. The suspect then stole a backpack containing a play station console, game cartridges, attachments and a guitar in a soft case. According to video surveillance provided by the fraternity, the suspect appears to be a male, unknown race, medium build, wearing a white cowboy hat, light blue short-sleeve t-shirt and dark blue pants. CRIME PREVENTION TIPS: - Immediately notify the MIT Police at 617-253-1212 or 100 from any campus phone if you believe a crime is occurring, has occurred, or is about to occur. - Always lock your residential doors and windows, assure that the locks are in good working order, and close and lock first floor windows at night or when not at home. - Lock your residential door if you are leaving (even if only for a minute or two). - Report suspicious people or activity. Report all tailgaters.

  • Sourcepresent25/25

    Final assessment

    Unanimous that the source is present, identifying the issuing authority.

    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: Opens with "TIMELY WARNING" and names "the MIT Police".
    2. present: Opens with "TIMELY WARNING - BURGLARY" and names "the MIT Police".
    3. present: Opens "TIMELY WARNING" and names "The MIT Police", identifying the sender.
    4. present: Names "the MIT Police" issuing a "TIMELY WARNING".
    5. present: Opens with "TIMELY WARNING" and names "the MIT Police" as the responding authority.
    6. present: Branded "TIMELY WARNING" from "the MIT Police".
    7. present: Names "the MIT Police" and opens "TIMELY WARNING", identifying the sender.
    8. present: Headed "TIMELY WARNING" from "the MIT Police", the named sender.
    9. present: Opens with "TIMELY WARNING" and names "the MIT Police" as the source.
    10. present: Names "The MIT Police" as the issuer.
    11. present: Branded "TIMELY WARNING" plus "the MIT Police" identify the source.
    12. present: Names "the MIT Police" as the issuer of the "TIMELY WARNING".
    13. present: Opens with "TIMELY WARNING" and names "the MIT Police".
    14. present: Opens with "TIMELY WARNING" and names "the MIT Police", identifying the sender.
    15. present: Opens "TIMELY WARNING" and names "The MIT Police", identifying the sender.
    16. present: Names "the MIT Police" as the responding/issuing authority.
    17. present: Identifies sender as "the MIT Police" issuing a Timely Warning.
    18. present: Names "the MIT Police" as the responding party.
    19. present: Names "the MIT Police" as the responding and issuing authority.
    20. present: Identifies "the MIT Police" as the responding authority.
    21. present: Identifies "The MIT Police" as the issuing authority.
    22. present: Headed "TIMELY WARNING" and references "The MIT Police", identifying the sender.
    23. present: The message names "the MIT Police", the responding authority.
    24. present: It opens with "TIMELY WARNING - BURGLARY" and names "the MIT Police".
    25. present: Opens with "TIMELY WARNING" and names "the MIT Police", identifying the sender.
  • Hazardpresent25/25

    Final assessment

    All 25 reads agree the hazard is stated, a fraternity burglary.

    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: Names the specific hazard "BURGLARY".
    2. present: Names the hazard, "a report of a burglary" with a forced entry.
    3. present: It names a "BURGLARY", a specific threat.
    4. present: It names "BURGLARY", a specific hazard.
    5. present: Names "BURGLARY" where a suspect "forcibly broke through the front door", a specific crime.
    6. present: Names the specific crime "BURGLARY".
    7. present: Names "BURGLARY" where a suspect "forcibly broke through the front door", a specific crime.
    8. present: Names a "BURGLARY" with forced entry, a specific threat.
    9. present: Names the specific hazard "BURGLARY" where a suspect "forcibly broke through the front door".
    10. present: Names the specific threat "BURGLARY".
    11. present: Names the hazard "BURGLARY" with forced entry and theft.
    12. present: Names the hazard as a "BURGLARY" with forced entry and theft.
    13. present: Names the specific hazard "BURGLARY" where a suspect "forcibly broke through the front door".
    14. present: Names the hazard specifically as a "BURGLARY".
    15. present: Names the hazard specifically as a "BURGLARY".
    16. present: Names the hazard as a "BURGLARY" where a suspect "forcibly broke through the front door".
    17. present: Names the hazard specifically as a "BURGLARY" where a suspect "forcibly broke through the front door".
    18. present: Names "BURGLARY" with a suspect who "forcibly broke through the front door", a specific threat.
    19. present: Names a "BURGLARY" with a forced entry, a specific threat.
    20. present: Names the specific hazard, a "BURGLARY".
    21. present: Names the hazard as a "BURGLARY" where a suspect "forcibly broke through the front door".
    22. present: Names a "BURGLARY" with forced entry, a specific crime threat.
    23. present: It names a specific threat, "BURGLARY".
    24. present: It names a "BURGLARY" where a suspect "forcibly broke through the front door", a specific threat.
    25. present: Names the hazard, a "BURGLARY" where a suspect "forcibly broke through the front door".
  • Locationpresent25/25

    Final assessment

    Unanimous that a specific location is named.

    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: Specifies "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave.".
    2. present: Gives location, "Alpha Delta Phi ... located at 351 Massachusetts Ave., in Cambridge".
    3. present: It locates it at "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave.", a specific address.
    4. present: It specifies "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave."
    5. present: Specifies "Alpha Delta Phi... located at 351 Massachusetts Ave., in Cambridge".
    6. present: Specifies "Alpha Delta Phi ... 351 Massachusetts Ave., in Cambridge".
    7. present: Specifies "Alpha Delta Phi ... 351 Massachusetts Ave., in Cambridge".
    8. present: Specifies "Alpha Delta Phi ... 351 Massachusetts Ave.", a building and address.
    9. present: Specifies "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave.".
    10. present: Specifies "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave.".
    11. present: Locates it at "Alpha Delta Phi... 351 Massachusetts Ave.".
    12. present: Locates it at "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave.".
    13. present: Specifies "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave".
    14. present: Specifies "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave."
    15. present: Locates it at "Alpha Delta Phi... located at 351 Massachusetts Ave.".
    16. present: States location: "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave.".
    17. present: Gives location "Alpha Delta Phi ... located at 351 Massachusetts Ave., in Cambridge".
    18. present: Specifies "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave.".
    19. present: Locates it at "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave.".
    20. present: Specifies "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave.".
    21. present: Locates it at "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave.".
    22. present: Specifies "Alpha Delta Phi ... located at 351 Massachusetts Ave.".
    23. present: It locates it at "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave.".
    24. present: It specifies "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave.".
    25. present: States the location, "Alpha Delta Phi, an MIT fraternity located at 351 Massachusetts Ave.".
  • Guidancepresent25/25

    Final assessment

    All 25 reads agree protective guidance is directed to recipients.

    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. present: Instructs recipients to "Always lock your residential doors and windows" and report crimes.
    2. present: Advises recipients to "Always lock your residential doors and windows".
    3. present: It instructs recipients to "Always lock your residential doors and windows" and notify police, protective actions.
    4. present: It instructs recipients to "Always lock your residential doors and windows" and report crimes.
    5. present: Crime prevention tips instruct recipients to "Always lock your residential doors and windows".
    6. present: Advises recipients to "Always lock your residential doors and windows" and report suspicious people.
    7. present: Instructs recipients to "Immediately notify the MIT Police" and to lock doors.
    8. present: Advises recipients to "Always lock your residential doors and windows" and report crimes, protective actions.
    9. present: Advises recipients to "Always lock your residential doors and windows" and report crimes, protective actions.
    10. present: Advises to "Immediately notify the MIT Police" and "Always lock your residential doors and windows", protective actions.
    11. present: Advises to "notify the MIT Police", "Always lock your residential doors", protective tips.
    12. present: Tells recipients to "Immediately notify the MIT Police" and "Always lock your residential doors".
    13. present: Advises recipients to "Always lock your residential doors and windows" and report crimes.
    14. present: Advises recipients to "Always lock your residential doors and windows" and notify MIT Police, protective actions.
    15. present: Instructs to "Always lock your residential doors and windows" and report crimes.
    16. present: Instructs to "Immediately notify the MIT Police" and to "Always lock your residential doors".
    17. present: Lists crime-prevention tips like "Always lock your residential doors and windows", protective actions.
    18. present: Instructs to "Immediately notify the MIT Police" and "Always lock your residential doors".
    19. present: Lists crime prevention tips like "Always lock your residential doors and windows", protective actions.
    20. present: Instructs recipients to "Immediately notify the MIT Police" and to "Always lock your residential doors and windows".
    21. present: Advises recipients to "Always lock your residential doors and windows" and report suspicious activity.
    22. present: Lists prevention tips like "Always lock your residential doors and windows".
    23. present: It instructs recipients to "Immediately notify the MIT Police" and "Always lock your residential doors", protective actions.
    24. present: It instructs recipients to "Always lock your residential doors and windows" and notify police.
    25. present: Advises recipients to "Always lock your residential doors and windows" and report crimes, protective actions.
  • Timepresent25/25

    Final assessment

    Unanimous that timing is present, with a clock time or recency cue.

    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: Gives the time "On May 15, 2024, at 12:20 p.m.".
    2. present: Gives times, "On May 15, 2024, at 12:20 p.m." and break-in "at 03:51 a.m.".
    3. present: It gives "May 15, 2024, at 12:20 p.m." and "03:51 a.m.", clock times and a date.
    4. present: It gives "May 15, 2024, at 12:20 p.m." and "03:51 a.m.", clock times and a date.
    5. present: States "On May 15, 2024, at 12:20 p.m." and "at 03:51 a.m.", clock times and date.
    6. present: States "On May 15, 2024, at 12:20 p.m." and "03:51 a.m.".
    7. present: Gives "On May 15, 2024, at 12:20 p.m." and "at 03:51 a.m.".
    8. present: Says the response was "On May 15, 2024, at 12:20 p.m." with the break-in at "03:51 a.m.", clock times and a date.
    9. present: Gives times "On May 15, 2024, at 12:20 p.m." and "at 03:51 a.m.".
    10. present: Gives "On May 15, 2024, at 12:20 p.m." and "at 03:51 a.m.".
    11. present: Gives times and dates "On May 15, 2024, at 12:20 p.m." and "at 03:51 a.m.".
    12. present: Gives "On May 15, 2024, at 12:20 p.m." and "at 03:51 a.m.".
    13. present: Gives the time "On May 15, 2024, at 12:20 p.m." and incident time "03:51 a.m.".
    14. present: Gives clock times and a date, "On May 15, 2024, at 12:20 p.m." and "at 03:51 a.m.".
    15. present: Gives "On May 15, 2024, at 12:20 p.m." and "at 03:51 a.m.".
    16. present: Gives dates and times: "On May 15, 2024, at 12:20 p.m." and "at 03:51 a.m.".
    17. present: Gives times "On May 15, 2024, at 12:20 p.m." and the break-in "at 03:51 a.m.".
    18. present: Gives "On May 15, 2024, at 12:20 p.m.", a specific time.
    19. present: Gives "May 15, 2024, at 12:20 p.m." and "at 03:51 a.m.", dates and clock times.
    20. present: Gives dates and times, "On May 15, 2024, at 12:20 p.m." and the break-in "at 03:51 a.m.".
    21. present: Gives time "On May 15, 2024, at 12:20 p.m." and the burglary at "03:51 a.m.".
    22. present: Gives "May 15, 2024, at 12:20 p.m." and "03:51 a.m.", specific clock times.
    23. present: It gives specific times and dates, "On May 15, 2024, at 12:20 p.m." and "at 03:51 a.m.".
    24. present: It gives times "On May 15, 2024, at 12:20 p.m." and "at 03:51 a.m.".
    25. present: Gives the date and times, "On May 15, 2024, at 12:20 p.m." and the break-in "at 03:51 a.m.".
  • Impactpresent18/25

    Final assessment

    Present by a clear majority; dissenters saw only property theft, but the burglary describes a forcible break-in and stolen property, a stated harm to the residence.

    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. absent: A burglary by forced entry stealing property is described but states no harm to people or stated danger.
    2. absent: Describes a property burglary with theft of items but no stated harm or danger to people.
    3. present: Describes a forcible break-in and theft of property in a burglary, a stated harm to property.
    4. present: Describes a burglary in which a suspect forcibly broke through a door and stole property, a stated harm.
    5. present: The burglary warning describes a forced break-in and theft of property, conveying harm done to the residence.
    6. absent: It describes a property burglary with items stolen but states no harm to people or danger; theft of property here is reported without stated peril.
    7. present: Describes a burglary where a suspect forcibly broke in and stole property, a stated harm to property.
    8. present: Reports a burglary where a suspect forcibly broke in and stole property, a stated harm.
    9. absent: Describes a burglary of property with no stated harm to people or danger.
    10. absent: A burglary report of stolen property states no harm to people or stated danger and is a past completed theft.
    11. present: It reports a burglary in which a suspect forcibly broke through a door and stole property, a stated harm.
    12. present: Reports a burglary where a suspect forcibly broke in and stole property, a stated harm to property.
    13. absent: A burglary report of stolen items states property loss but no danger or threat to people and is past-tense theft only.
    14. present: Reports a burglary in which a suspect forcibly broke through a door and stole property, a stated harm.
    15. present: It reports a burglary in which a suspect forcibly broke in and stole property, a stated harm.
    16. present: Reports a burglary with forced entry and theft, a stated property crime harm.
    17. present: Describes a burglary where a suspect forcibly broke in and stole property, a stated harm to property.
    18. present: It reports a burglary where a suspect forcibly broke in and stole items, a stated property harm.
    19. present: A burglary involving a suspect forcibly breaking through a door and stealing property states a clear harm.
    20. absent: Describes a burglary of property from a fraternity with no stated harm to people or danger.
    21. present: It reports a burglary in which a suspect forcibly broke through a door and stole property, a stated harm and loss.
    22. present: It reports a forcible burglary in which a backpack and items were stolen, a stated property harm.
    23. present: Reports a burglary with a forcible break-in and theft, a stated harm to property.
    24. present: Describes a forced burglary where a suspect broke through a door and stole items, a stated harm to property.
    25. present: Reports a burglary where a suspect forcibly broke in and stole items, a stated harm to property.

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

About this analysis
Context

Background

On May 15, 2024, MIT Police responded to a burglary at Alpha Delta Phi fraternity at 351 Massachusetts Avenue in Cambridge. A suspect forcibly broke through the front door at 3:51 AM EDT and stole electronics and a guitar. This was the second burglary at the same fraternity house in six months; in December 2023, two males entered the building and stole two bicycles from the basement storage room without any signs of forced entry. MIT Police also documented additional burglaries at other fraternity houses during 2024, including incidents at Beta Theta Pi in September 2024 where bicycles were stolen. The pattern of targeting fraternity houses highlighted vulnerabilities in residential security for MIT's Independent Living Groups along Massachusetts Avenue.
Analysis

Key Findings

Alpha Delta Phi at 351 Massachusetts Avenue was burglarized twice within six months, with different methods of entry each time
MIT experienced a broader pattern of fraternity burglaries throughout 2024, with bicycles and electronics being the most common targets
The timely warning was issued approximately eight hours after the burglary occurred
Outcome
The suspect was not immediately apprehended. MIT Police issued a timely warning to the campus community. The incident was part of a pattern of burglaries at MIT fraternity houses during 2024.
Provenance

Sources

  1. Official
    Timely Warning Burglary - May 15, 2024 (MIT Police)
    police.mit.edu
    archived copy
  2. Official
    Burglary at Alpha Delta Phi - December 2023 (MIT Police)
    police.mit.edu
    archived copy
  3. Official
    Crime Alerts and Timely Warnings (MIT Police)
    police.mit.edu
    archived copy
Cite this case

Campus Alert Archive. "Massachusetts Institute of Technology: Overnight break-in at a fraternity house, the second burglary there in six months." Incident of May 15, 2024. Added May 2026; last updated June 2026. https://campusalertarchive.com/case/mit-fraternity-burglary-2024-05-15/

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

Tags
burglarytimely-warningfraternityforced-entryelectronics-theftmassachusettsprivate-universityUnder Investigation
Added May 2026Updated June 2026Via ingestion