Ask the Chatbot Games & Quizzes History & Society Science & Tech Biographies Animals & Nature Geography & Travel Arts & Culture ProCon Money Videos
Ted Kaczynski
References & Edit History Quick Facts & Related Topics
Images
The Unabomber Slideshow introduction with headline reading Who was the Unabomber, featuring a police sketch of a man in a hood and sunglasses, and a faded FBI reward poster with a map and crime list. Small, weathered wooden cabin with a metal roof stands in a clearing surrounded by leafless trees and forest near Lincoln, Montana. A strip of tape marks off the area in the foreground. Map of the United States showing locations of Unabomber bombings, marked with orange stars and annotated with dates, victims, and outcomes in states including California, Utah, Washington, Illinois, Michigan, New Jersey, Connecticut, Tennessee, and Virginia. The map also indicates the Unabomber's cabin location in Montana.
At a Glance
default image
Theodore Kaczynski summary
Related Questions

Ted Kaczynski: References & Edit History

Article Contributors

Primary Contributors

  • Michael Ray
    Michael Ray is an assistant managing editor who has worked at Britannica since 2003. In addition to leading the Geography and History team, he oversees coverage of European history and military affairs. He earned a B.A. in history from Michigan State University in 1995.

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Photo of Kaczynski's cabin added. Sep 28, 2026
Modified link of Web site: Idaho Pressbooks Consortium - Uncovering Serial Killers - Ted Kaczynski “The Unabomber”. Sep 25, 2026
Top Questions revised. Sep 22, 2026
Added media. Sep 21, 2026
Clarified his place of employment in 1978. Aug 17, 2026
Anniversary information added. Jun 06, 2026
Anniversary information added. May 18, 2026
Add new Web site: BBC - 'The Unabomber's ego may have led to his downfall': The serial killer unmasked by his own writing. Apr 17, 2026
Add new Web site: Idaho Pressbooks Consortium - Uncovering Serial Killers - Ted Kaczynski “The Unabomber”. Dec 05, 2025
Add new Web site: ABC News - Unabomber Ted Kaczynski, the lonely Harvard student whose room smelled of foot powder. Aug 30, 2025
Added Questions and Answers. Jul 17, 2025
Add new Web site: The Cupola: Scholarship at Gettysburg College - Ted Kaczynski: Evil or Insane? (PDF). Apr 13, 2025
Add new Web site: NPR - Ted Kaczynski, known as the 'Unabomber,' dies in prison at age 81. Nov 22, 2024
First paragraph modernization. Apr 29, 2024
Add new Web site: The Washington Post - Death of Unabomber returns spotlight to Harvard mind-control study. Apr 19, 2024
Add new Web site: The Canadian Encyclopedia - Unabomber (Profile). Feb 12, 2024
Add new Web site: CNN - Ted Kaczynski, known as the ‘Unabomber,’ is believed to have died by suicide, source says. Nov 06, 2023
Date and location of death added. Jun 10, 2023
Add new Web site: FBI - Famous Cases & Criminals - Unabomber. Aug 02, 2018
Cross-references added. Mar 20, 2018
Add new Web site: Crime Museum - Biography of Ted Kaczynski. Mar 21, 2017
Add new Web site: Fact Monster - People - Biography of Ted Kaczynski. Aug 03, 2011
New article added. Jul 16, 2009
View Changes:
Article History
Revised:
By: