http://philsci.info/

河本孝之（かわもと・たかゆき）
He is a Japanese business person (general manager of system division and the chief information security officer) in a small web development company which works with Dentsu and Hakuhodo MP.
He holds a master degree of literature (Kansai University) and retired from doctoral course in Kobe University. Most interested themes are: causation, probability, laws of nature, necessity.