Harvard T.H. Chan School of Public Health nutrition researchers Walter Willett and David Ludwig spoke to the Boston Globe Magazine for an August 20, 2019 article exploring current trends in healthy diet advice. Although Willett, professor of nutrition and epidemiology, and Ludwig, professor in the Department of Nutrition, favor different dietary approaches—Willet advises a “flexitarian” diet that is mostly plant-based but allows for some animal products, and Ludwig advocates for restricting carbohydrates, they agreed on several recommendations, according to the article: Dramatically reduce or eliminate added sugar, refined grains, processed carbohydrates and processed meat, and fill up on vegetables, particularly green, leafy, non-starchy varieties.
Read Boston Globe Magazine article: Diet advice changes by the minute. How are we supposed to figure out what to eat?