Couples take part in a Valentine's Day attempt to break the record for the world's largest simultaneous gay kiss on February 14, 2004 in Rome, Italy. (Photo by Franco Origlia/Getty Images)

An attendee takes a selfie at KCON USA, billed as the world's largest Korean culture convention and music festival, in Los Angeles, California on August 11, 2018. K-pop acts sing or rap in Korean, often with snippets of English. On the Web, where K-pop fandom thrives, many music videos include subtitles. (Photo by Mike Blake/Reuters)

American singer Dove Cameron poses with the "Video for Good" award for “Breakfast” at the 2023 MTV Video Music Awards at the Prudential Center in Newark, New Jersey, U.S., September 12, 2023. (Photo by Andrew Kelly/Reuters)

A view of fluffy toy bears displayed for attraction outside the windows of a hotel in Yantai in Shandong province Thursday, January 6, 2022. (Photo by Tang Ke/Future Publishing via Getty Images)

French model Frédérique Bel attends the screening of “Top Gun: Maverick” during the 75th annual Cannes film festival at Palais des Festivals on May 18, 2022 in Cannes, France. (Photo by Sarah Meyssonnier/Reuters)

Former Division I volleyball star Kayla Simmons in the second decade of July 2023 wowed her fans in a stunning bikini snap on social media. Kayla has been called the world's sexiest volleyball star. (Photo by @kaylasimmmons/Instagram)

Dancers from Tokyo wearing traditional costumes perform during a celebration event, a day before Japan's Emperor Naruhito and Empress Masako's royal parade in front of the Imperial Palace in Tokyo, Japan November 9, 2019. (Photo by Issei Kato/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.