Conversation so far:
Was Robert Todd Carroll a writer?
Carroll authored Becoming a Critical Thinker, a textbook for introductory logic and critical thinking courses.
What was the book Becoming a Critical Thinker by Robert Todd Carroll about?
It covers subjects such as language and critical thinking, the mass media and other sources of information, fallacies of reasoning, and inductive and deductive arguments
Did Robert Todd Carroll write anything else besides Becoming a Critical Thinker?
The Skeptic's Dictionary

Question: what was that about?
Self-contained rewrite: What was the book The Skeptic's Dictionary about?