5th International Conference on New Findings on Human and Social Sciences-20-22 November 2020-La Sorbonne University. France. He presented the paper The Hypothesis of Homo loquens.
2nd World Conference on Social Sciences-19-21 February, 2021, Medical University of Vienna. Austria He presented the paper The Universal Technology of Language.
11th International Conference on Humanities, Psychology, and Social Sciences-18-20 December, 2020, The Oxford University. UK. He presented the paper: The Role Played by the Biological Absorption of C14 Isotope in Stimulating Neurogenesis and Biophoton Production.