Roberto R Narváez received an MA in History from the National Autonomous University of Mexico (UNAM). In 2019, he was a Visiting Scholar at the University of Texas, Austin. He has been a teacher and lecturer at UNAM and other universities and institutes (both private and public) in Mexico City and elsewhere in Mexico. His research interests include the history of ancient religious beliefs (in Ancient Europe and the Near East); Western philosophy (especially classical American and British pragmatism/humanism); parapsychology in Europe and North and South America; and espionage and secret communications –  cryptology –  in Latin America, Spain, and the United States. He has published critical editions of archival manuscripts and several articles, reviews and English-Spanish translations in multiple websites and peer-reviewed journals from Mexico, Spain, the US and the UK. In 2020, he authored the first scientific monograph ever written on the relevance of codes and ciphers in Mexican diplomatic, political, and military history from the 16th to the 20th centuries.