Matt writes, “I took an alternate path to understanding the world from most of your readers. I switched from psychology to history in order to better research what really happened as opposed to what kids are taught in school. A concept that stuck with me and in fact is a critical reference point for me in every day life is our tendency to seek patterns and to see things that aren’t there. As a tribute to the fallibility of our complex brains my first tattoo is a visualization of the Gestalt Law of Closure.”

Click here to go to the full Science Tattoo Emporium.

Originally published July 13, 2010. Copyright 2010 Carl Zimmer.