Primeiros Passos is a 18-book series with 18 released primary works first released in 1978 with contributions by Arnaldo Spindel, Afrânio Mendes Catani, Caio Prado Jr., Jean-Claude Bernardet, Marilena Chauí, Vavy Pacheco Borges, Leandro Konder, Carlos Rodrigues Brandão, José Roberto Campos, João Francisco Regis de Morais, Jorge Coli, J. Jota de Moraes, Alan Indio Serrano, Lucia Santaella, Juan Alfredo César Müller, Léa Maria Pileggi Mülle, Carlos A.P. Tavares, Everardo P. Guimarães Rocha, Flávio Dantas, Carlos Alberto Harnik Gebara, Jair Ferreira dos Santos, Braulio Tavares, and Décio Pignatari.