Witelo aka Erazmus Ciolek Witelo aka “Thuringorum et Polonorum filius” Poland 1230 - @ 1280

believed Demon (Catholic) and Damion (Greek) were the same creatures, go-betweens for humans with the Angels, mortal but long-lived, knowledgeable and powerful; a Moon crater, Vitello, named after him;


Aristotle; Plato; Alhazen, author of Kitab al-manazir aka The Book of Optics aka De aspectibus aka Perspectivae, 1011 – 1021; Averroes; Avicenna ;


Benedek Land; Jerry Burchardt; Johannes Kepler ; Lorenzo Ghiberti, author of Commentario terzo aka Third Commentary; Roger Bacon; Mortem, heavy metal band; Leonardo da Vinci; Jean de Meun; Archbishop of Canterbury John Peckham aka John Pecham, @ 1230 –1292;


William of Moerbeke;



Padua University, @ 1260;


De natura daemonum aka De causa primaria poenitentiae in hominibus et de natura daemonum; Perspectiva, (on Optics and Perception) aka Witelonis perspectivae liber quartus @ 1270; De Primaria Causa Paenitentiae;


Do you want to help build the Hermeneuticon wiki? Apply to become an editor, and help contribute your knowledge toward increasing the shared wisdom of this resource for the wider community.

Send an email to the librarian via