 Igor Bogdanoff received a "Diplôme d'Études Approfondies" (DEA) in semiology and a doctorate in theoretical physics, while Grichka Bogdanoff earned a diploma at the "Institut d'Études Politiques" (IEP) and a doctorate in mathematics.In 1976, after they jointly published their first book "Clefs pour la science-fiction", Roland Barthes wrote the introduction which was also published in the respected literary publication "La Quinzaine littéraire".They were interviewed on Antenne 2 programme "Un sur Cinq" hosted by Patrice Laffont and where they presented a feature on science fiction.