Event Brief
Pasadena student builds wearable pedestrian safety device
By The BriefBrief · Sources (1)
Filed: Aug 20, 2026 at 9:00 PM ET
Summary: A 17-year-old Polytechnic High School student in Pasadena developed “Hindsight,” a lightweight wearable that uses radar to detect approaching vehicles or other dangers behind a pedestrian. The device alerts users with beeping and vibration, and the school is rallying behind the invention to improve pedestrian safety.
WHO: 17-year-old Cavon Hajimiri, Polytechnic High School; Polytechnic High School community
WHAT: Created “Hindsight,” a wearable radar device that warns pedestrians of approaching vehicles or other dangers via beeping and vibration
WHEN: Aug 20, 2026 at 8:55 PM ET
WHERE: Los Angeles, CA
WHY: Cause not yet established.
ℹ️ This event is analyzed using pattern arcs, velocity indicators, and source analysis in our MI Console.
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