Original sentence: Carroll (the author of the Skeptic's Dictionary) stated that true-believer syndrome may account for the popularity of Deepak Chopra, Uri Geller, Sathya Sai Baba and James Van Praagh
Edited sentence: Carroll (the author of the Skeptic's Dictionary) stated that true-believer syndrome may account for the popularity of Deepak Chopra, Uri Geller, Sathya Sai Baba and James Van Praagh (although none of these people have openly confessed to fraud)