John Olszewski: Mind of a Killer

The Greenfield Public Library welcomes John Olszewski on Saturday, October 25 at 11:00 am for his presentation “Mind of a Killer”.

 Have you ever wanted to know what it is like to talk to a serial killer or a mass murderer? Do you find yourself wondering how someone can take a life? Join John as he analyzes his collection of artwork and correspondences from over one hundred infamous killers from around the world. 

John Olszewski has a master’s degree in Counseling Psychology, a bachelor’s degree in Behavior Science, and an associate’s degree in Criminal Justice. He has worked in jails, prisons, mental hospitals, and countless treatment facilities. He has authored two books, The Long Dark Walk (2019) and Serial Shorts (2022).

Books will be available for purchase at the program. 

For more information, contact Lisa Prolman at [email protected], or call (413) 772-1544.

This program, sponsored by the Friends of the Greenfield Public Library, is free and open to the public.