Advocates hail GMOs as the future of food, an enhanced method of crop breeding that can help feed an ever-increasing global population and adapt to a rapidly changing environment. Critics call for their banishment. Where can we turn for the truth? Are GMOs an astounding scientific breakthrough destined to end world hunger? Or are they simply a way for giant companies to control a problematic food system? Environmental writer McKay Jenkins travelled across the US to form a comprehensive, nuanced examination of the state of our food system and a much-needed guide for consumers to help them make more informed choices about what to eat for their next meal.