She recieved her undergrad at Cornell University. She was also a professor in the Department of Nutrition, Food Studies, and Public Health at New York University. She is now the host of the Food Network's "Healthy Appetite." Krieger is a Washington Post columnist and appears as an expert guest on national TV on shows like The Today Show, Good Morning America, CNN, Dr. Oz and more. She is also avidly involved in Michelle Obama's "Let's Move" campaign. Krieger is also the author of at least 4 cookbooks.