[1] He collaborated with his nephew José Alberto Gueiros, known as Zezinho Gueiros, editor of Monterrey Publishing House, specialized in the stories of Giselle, the naked spy who shook Paris, a pulp fiction format novel based on a pamphlet that David Nasser had created for Diário da Noite.

[5] A creative and versatile spirit, Augusto was also an entrepreneur, having been one of the founders of the DISCO supermarket company in Rio de Janeiro, as well as a majority shareholder in Orquima S/A, the precursor of Brazilian nuclear energy, which was taken over by Nuclebrás in 1975.

He wrote numerous speeches for the president and several of his ideas came to fruition, such as the creation of the Pan-American Operation (OPA), an initiative that would inspire the Alliance for Progress, created by the United States in the Kennedy administration.

[5][6] He was also special advisor to the Presidency of the Republic for international affairs, and later, ambassador of Brazil to the UN and the then European Economic Community.

As an editor, he published important books such as Casa Grande e Senzala, by Gilberto Freyre, and Caetés, by Graciliano Ramos.