1972: born in the Netherlands.

1990~1992: studied philosophy and physics at the University of Groningen, but did not graduate. 1996: returned to the same university to study economic geography. MSc degree in 2000. 2005: PhD for a thesis that's about two thirds history and philosophy of social science and one third social science.

2008: moved to Japan. 2009~2011: postdoctoral researcher (JSPS) at Keiō University and Nihon University. 2011~2019: researcher at the philosophy department of Nihon University. (Research topics include metaphysics, philosophy of language, epistemology, comparative philosophy, Buddhist philosophy, and more. See my publications for further details.）

Since 2009: freelance English correction and editing of papers written by Japanese (and Chinese) philosophers.

2012~2023: adjunct professor of philosophy at Lakeland University. Teaching philosophy, logic, and ethics.

2015: started blogging on philosophy, climate changes, economics, and other topics at 𝐹=𝑚𝑎.

2022: publication of latest book, A Buddha Land in This World: Philosophy, Utopia, and Radical Buddhism (Punctum Books).

2023: moved to Sado island (Niigata, Japan).