Commander of the Joint Forces of the Armed Forces of Ukraine Serhiy Nayev holds puppies as he visits at positions near the border with Belarus, amid Russia's attack on Ukraine, in Zhytomyr region, Ukraine on September 20, 2023. (Photo by Gleb Garanich/Reuters)

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.

Handout grab taken from YouTube of Commander Chris Hadfield who has said goodbye to life on the International Space Station by making a cover version of David Bowie's Space Oddity. Issue date: Monday May 13, 2013. (Photo by Commander Chris Hadfield/YouTube/PA Wire)

American photographer Doug Perrine, 60, snapped the shots last year while the False Killer Whale was out hunting for food. (Photo by Doug Perrine/Iber-Press)

Daring motorists entertain spectators by dangerously driving cars and motorcycles on a vertical “wall of death” in Manikgonj, Bangladesh on January 17, 2023. Performers travel without any protective gear at speeds of up to 80 km/h so that their vehicles can balance on the 25 feet high wooden plank. (Photo by Syed Mahabubul Kader/ZUMA Press Wire/Rex Features/Shutterstock)

St. Senans' Aoife Allen competing in the Women's 3000m Steeplechase at Morton Stadium in Santry, Co. Dublin ob August 30, 2020 during the 2020 National Track & Field Championships. (Photo by Morgan Treacy/INPHO/Rex Features/Shutterstock)

A Sadhu or a Hindu holy man stands on the banks of the river Ganges before taking a holy dip during “Kumbh Mela”, or the Pitcher Festival, in Prayagraj, previously known as Allahabad, India, February 3, 2019. (Photo by Adnan Abidi/Reuters)