Henryk Siwiak‘s homicide is the only unsolved homicide on record in New York City from September 11, 2001. The City doesn’t include the over 3000 deaths from the terrorist attacks in their official crime statistics. Case overview Henryk Siwiak (46) saw the terrorist attack on the Twin Towers on September 11, 2001. He was in […]
Christine Ann Diefenbach (May 15, 1973 – Feb 7, 1988)
February 1, 2019 By
Christine Ann Diefenbach (May 15, 1973 – Feb 7, 1988) is the Case of the Month for February 2019. Her murder remains unsolved. Introduction It has been 31 years since Christine Ann Diefenbach (14) was murdered in Richmond Hill, Queens County, New York. Christine was a shy, artistic ninth-grader at Intermediate School 217 in Queens County. […]
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Remembering Leslie Sue Zaret
August 17, 2018 By
It was 44 years ago today that 17-year-old Leslie Sue Zaret (Sept 22, 1956 – Aug 17, 1974) was murdered in Bayside, Queens County, New York. Her case remains unsolved. Leslie, a recent graduate of John Bowne High School in Flushing, Queens County, had spent the night hanging out with friends. Shortly after 11:30 p.m. […]
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Who killed Beth Ann Brown Patterson?
July 9, 2018 By
Beth Ann Brown Patterson (July 4, 1949 – March 27, 1978) was found strangled to death on Monday March 27, 1978. She was 28 years old. Beth was divorced and lived with her parents. She left behind a son, Ronald J. Brown. She had one brother, William J. Patterson. Her mother was the one who […]
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Greece Police Cold Cases
June 30, 2017 By
The Greece Police of New York needs the public’s help in two cold cases. 1. The 1976 Unknown Boy On March 9, 1976, the skeletal remains of a young child were found inside a blue metal storage trunk. The trunk was in the basement of an apartment complex in Greece, NY. Greece is a neighborhood […]
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Case of the Month: Lisa Thomas
October 1, 2014 By
Case of the Month: Lisa Thomas (August 19, 1959 – October 7, 1974) is one of the many cases that we need to look at again. We have new technology, new cold case investigative teams, and we have the Internet. It is through the Internet that I was made aware of this unsolved case. Mavis […]
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Interview on Psycholinguistics with Pete Klismet
January 17, 2014 By
Psycholinguistics Pete, a couple of weeks ago when we were chatting, I asked you if profiles could be done on a person’s writing. You surprised me with your answer. Can you tell me and my readers a little more about what you said and why you said it? Well, my quick answer was ‘yes.’ I […]
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Justice for Joe Helt by Silvia Pettem
June 18, 2012 By
Joe Helt was last seen on January 16, 1987. The 17-year-old high school junior from Ellenville, New York, disappeared after a party at an abandoned ski lodge. One account states that he got a ride with three other teens, their car got stuck in the snow, and Joe decided to walk home. According to various […]
