Dr. James DiNicolantonio is a cardiovascular research scientist and doctor of pharmacy at Saint Luke's Mid America Heart Institute in Kansas City, Missouri. A well-respected and internationally known scientist and expert on health and nutrition, he has contributed extensively to health policy and has even testified in front of the Canadian Senate regarding the harms of added sugars. He is the author of The Salt Fix. Dr. DiNicolantonio serves as the Associate Editor of Nutrition and British Medical Journal's (BMJ) Open Heart, a journal published in partnership with the British Cardiovascular Society. He is the author or coauthor of approximately 200 publications in the medical literature. He is also on the editorial advisory boards of several other medical journals.

Dr. Joseph Mercola is a physician and New York Times best-selling author. He was voted the Ultimate Wellness Game Changer by the Huffington Post and has been featured in several national media outlets including Time magazine, the Los Angeles Times, CNN, Fox News, ABC News, TODAY, and The Dr. Oz Show. His mission is to transform the traditional medical paradigm in the United States into one in which the root cause of disease is treated, rather than the symptoms. In addition, he aims to expose corporate and government fraud and mass media hype that often sends people down an unhealthy path.