In Quack Quack, Dr. Joe Schwarcz, who has been battling flimflam for decades, focuses on the deluge of anecdotes, cherry-picked data, pseudoscientific nonsense, and seductive baseless health claims that undermine efforts to educate the public about evidence-based science. The wide scope of the topics drawn from past and present aims to cast a life preserver to people drowning in a sea of misinformation.