Authors' Archives and Bios

Courtney Iseman

Courtney Iseman is a freelance writer who's really happy people pay her to talk about things like music, fashion, and snacks.

David K. Israel

David is one of the founding bloggers of He's also an author, multi-media journalist, composer, teacher and film maker.


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Matthew Jackson

Matthew Jackson is a freelance pop culture journalist/nerd-for-hire who's been writing full-time since 2008.

Christian Jensen

A product of the Pacific Northwest, Christian has called the East Coast his home for over 13 years.

Eric Johnson

Eric Johnson is a history major at Brown University in Providence, Rhode Island. As a child, he wanted to be a pirate, Jedi, and/or velociraptor.

Victoria Johnson

Victoria Johnson is a GIS analyst/cartographer in Washington, DC.

Danica Johnson

Art Director/Set Designer for Mental Floss on YouTube.

Casey Johnston

Casey Johnston, born of Albany, NY, is a 22-year old female student at Columbia University majoring in Applied Physics. Weird, right? All the boys in her classes think so too.

Mark Juddery

Mark Juddery was an Australian journalist and screenwriter who sadly

Miss Kathleen


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Allison Keene

A long-time mental_floss contributor, Allison is also a TV critic for The Hollywood Reporter, Collider and Creative Loafing Atlanta.


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DT Kelly

Originally from Canada, DT Kelly is the author of two short humor books and numerous law and medical articles.

Nick Keppler

Nick Keppler is a Pittsburgh-based freelance writer whose work has appeared in The Village Voice, Nerve, Vice,

DeAnna Kerley

DeAnna Kerley is a writer from Charleston, South Carolina and never leaves home without her Moleskine.

Hannah Keyser

Hannah is a writer who lives in Brooklyn with two cats and one tall man. She is passionate about Scrabble, scrapple, and Giants baseball.


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Christopher Klein

Christopher Klein is a freelance writer, history buff, and author of Strong Boy: The Life and Times of John L.