Context:

Steve Rinella mentions reading Dr. Schmidt's book multiple times throughout the interview. He explicitly states 'I have just read your book The Sting of the Wild' and references specific content from it, such as discussions about young scientists asking original questions. At the end of the podcast, he gives the full title and author: 'The Sting of the Wild by Justin O. Schmidt, creator of, among many other things, the Schmidt Pain Index.'