Daniel Callahan
Daniel Callahan has written at least 3 books. Their most popular book is The Five Horsemen of the Modern World: Climate, Food, Water, Disease, and Obesity with 1 save with an average rating of -⭐.
Daniel Callahan has written at least 3 books. Their most popular book is The Five Horsemen of the Modern World: Climate, Food, Water, Disease, and Obesity with 1 save with an average rating of -⭐.
