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Nathaniel Bluedorn
In 1999 Hans and Nathaniel turned their logic hobby into an email list. Since then they've written two books, The Fallacy Detective and The Thinking Toolbox.
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Resources from Nathaniel Bluedorn
The Thinking Toolbox: Thirty-Five Lessons That Will Build Your Reasoning Skills
A friendly, comic-illustrated follow-up to The Fallacy Detective, with 35 hands-on lessons and activities that teach practical reasoning, evidence, and problem-solving for ages 13 and up.
The Fallacy Detective: Thirty-Eight Lessons on How to Recognize Bad Reasoning
What is a fallacy? A fallacy is an error in logic a place where someone has made a mistake in his thinking. This is a handy book for learning to spot common errors in reasoning. For ages twelve through adult. Fun to use -- learn skills you can us...