GeMS, Gruppo editoriale Mauri Spagnol Spa, is part of Messaggerie Italiane Spa, a leading player in the book industry since 1914 with revenue of €492,8 million in 2016. GeMS is the 2nd largest book publishing group in Italy, with publishing houses such as Garzanti, Longanesi, Salani, TEA, Vallardi, Bollati Boringhieri, Ponte alle Grazie, Corbaccio, Guanda, Editrice Nord, tre60, Chiarelettere, La Coccinella, and Duomo Ediciones in Spain. The company is inspired by values such as respect, diversity, passion for culture, research, and innovation. Some of the international authors published by GeMS' publishing houses are J.K. Rowling (the author of the Harry Potter saga, and several adults novels), Jonathan Safran Foer, Ildefonso Falcones, Clive Cussler, Lee Child, Wilbur Smith, Marie Kondo, Clara Sanchez, Luis Sepúlveda, Arundhati Roy. Some of the Italian authors published by GeMS' publishing houses are Massimo Gramellini, Donato Carrisi, Claudio Magris, Pier Paolo Pasolini, Tiziano Terzani, Chiara Gamberale, Alessia Gazzola, Andrea Vitali.