Kathryn Petras

About the Author

Kathryn Petras is an author and quote connoisseur who, along with her brother, Ross Petras, has published numerous quote collections including Age Doesn’t Matter Unless You’re a Cheese. The Petras’s calendar, The 365 Stupidest Things Ever Said, has sold over 4.6 million copies. Kathryn lives with her family in Seattle.

“Believe You Can and You’re Halfway There”

“Believe You Can and You’re Halfway There”

by Kathryn Petras, by Ross Petras

365 Stupidest Things Ever Said Page-A-Day® Calendar 2025

365 Stupidest Things Ever Said Page-A-Day® Calendar 2025

by Workman Calendars, by Ross Petras, by Kathryn Petras

365 Stupidest Things Ever Said Page-A-Day Calendar 2023

365 Stupidest Things Ever Said Page-A-Day Calendar 2023

by Ross Petras, by Kathryn Petras, by Workman Calendars

Change Happens

Change Happens

by Kathryn Petras, by Ross Petras

The Stupidest Sports Book of All Time

The Stupidest Sports Book of All Time

by Kathryn Petras, by Ross Petras

9780762448791

9780762448791

by Kathryn Petras, by Ross Petras

9780761171164

9780761171164

by Kathryn Petras, by Ross Petras

Age Doesn’t Matter Unless You’re a Cheese

Age Doesn’t Matter Unless You’re a Cheese

by Kathryn Petras, by Ross Petras

Fandex Family Field Guides: Mythology

Fandex Family Field Guides: Mythology

by Kathryn Petras, by Ross Petras