Kyrgyz dancers perform in an event gathering bedouins and nomads from around the world as part of the annual King Abdulaziz Camel Festival in Rumah desert, northeast of the Saudi capital Riyadh, on March 19, 2019. (Photo by Fayez Nureldine/AFP Photo)

A stunning photographic collection featuring portraits of people from 30 countries and the food they eat in one day. In this fascinating study of people and their diets, 80 profiles are organized by the total number of calories each person puts away in a day. Featuring a Japanese sumo wrestler, a Massai herdswoman, world-renowned Spanish chef Ferran Adria, an American competitive eater, and more, these compulsively readable personal stories also include demographic particulars, including age, activity level, height, and weight. Essays from Harvard primatologist Richard Wrangham, journalist Michael Pollan, and others discuss the implications of our modern diets for our health and for the planet. This compelling blend of photography and investigative reportage expands our understanding of the complex relationships among individuals, culture, and food.

A mahout leads an elephant calf to the river Tunga for bathing at the Sakrebailu Elephant Camp in Sakrebailu in the southern state of Karnataka, India, November 12, 2016. (Photo by Abhishek N. Chinnappa/Reuters)

A Puffing Billy steam train hauled by locomotive 14A crosses the Monbulk Creek trestle after leaving Belgrave station near Melbourne, October 20, 2014. While the discovery of steam power 200 years ago powered the Industrial Revolution, the world long ago shunted most steam trains onto the sidings of history. (Photo by Jason Reed/Reuters)

Two displaced Tigrayan girls giggle next to their mother, left, as their photograph is taken outside the Hadnet General Secondary School which has become a makeshift home to thousands displaced by the conflict, in Mekele, in the Tigray region of northern Ethiopia Wednesday, May 5, 2021. The Tigray conflict has displaced more than 1 million people, the International Organization for Migration reported in April, and the numbers continue to rise. (Photo by Ben Curtis/AP Photo)

This dyed straw is grown in Ban Dong Saen Suk, Sakon Nakhon province, Thailand on September 28, 2021. Sarawut Intharap, 38, an engineer who capture the image, said: “The straw is entwined together to make mats used for sleeping and eating and they are sold at around £2.50 (3.40 USD) a mat at the local market”. (Photo by Sarawut Intarob/Solent News)

LiLou the therapy pig stands in front of a departures board at San Francisco International Airport in San Francisco, California, U.S. October 4, 2019. (Photo by Jane Ross/Reuters)

UK Love Island's star Megan Barton Hanson, 26, looked incredible as she stripped off for a very sеxy shoot to mark her return to Only Fans on March 20, 2020. Only Fans is a website where people can subscribe to see racy pictures and videos of both celebrities and wannabe models. It is a very popular way to make more cash because people can create content from their own homes and build up huge followings – all of whom have to pay. (Photo by Backgrid UK)