Kayros O'Hara is the author of several books about history of the Mankind with a special emphasis on the achievements of great philosophers and spiritual leaders throughout the ages. He has also written books on the "Secrets of Longevity" shedding light on "mysteries of immortality" through the prism of different practices and teachings. His book "From Runic Symbols to the Language of the Universe" views different scripts including numeric language. It questions what the cosmic universal language could be, that would allow us to communicate with extraterrestrial minds. The latest book by Kayros O'Hara, "Homo Futuris and the World of the Future", is a must-read for all the people who seek the truth about the current situation of the world we live in, who are interested in thought-provoking predictions of what our reality could be and how the possible scenarios can be changed. Kayros O'Hara also writes screenplays ('Billion") and is the founder of the "Phi-Fi" genre: Philosophical Fiction ("Almarisia"). Last but not least, Kayros O'Hara is a social activist and ecologist who realizes projects intended to help our planet. He is the creator of the International Academy of Education, a non-commercial school for children, the founder of "Portal Electi" Club and "Paravitta" organization that runs under the motto "VIA INTENTO ABSOLUTIO" (life in search for the Absolute).