Conversation so far:
What was Robert Todd Carroll's best known piece of writing?
Robert Todd Carroll was best known for his contributions in the field of skepticism; he achieved notability by publishing The Skeptic's Dictionary online in 1994.
Did Robert Todd Carroll consider himself a writer?
Robert Todd Carroll (May 18, 1945 – August 25, 2016) was an American writer and academic.
What is Robert Todd Carroll's idea of a critical thinker?
Did Robert Todd Carroll write a lot of books about logic and critical thinking?
His published books include Becoming a Critical Thinker, The Skeptic's Dictionary, The Skeptic's Dictionary for Kids, The Critical Thinker's Dictionary, Unnatural Acts: Critical Thinking, Skepticism, and Science Exposed!
Does Robert Todd Carroll ever travel and do readings of his work?
What other books has Robert Todd Carroll written?
He also wrote The Commonsense Philosophy of Religion of Edward Stillingfleet, Student Success Guide, and Writing Skills and Student Success Guide: Reading Skills.

Question: How many books in total has he written?
Self-contained rewrite: How many books in total has Robert Todd Carroll written?