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
What was the book The Skeptic's Dictionary about?
A comprehensive single-volume guides to skeptical information on pseudoscientific, paranormal, and occult topics, the bibliography contains some seven hundred references for more detailed information.

Question: what else did he write about?
Self-contained rewrite: What else did Robert Todd Carroll write about besides introductory logical and critical thinking in Becoming a Crticial Thinker, and critical thinking, the mass media and other sources of information, fallacies of reasoning, and inductive and deductive arguments in The Skeptics Dictionary?