1926 – Born in Vienna on the 4th of September.
1942-1946 – Illich studied theology and philosophy at the Pontifical Gregorian University in the Vatican.
1950 – He asked to be assigned as an assistant parish priest in New York City.
1956 – He was appointed vice-rector of the Catholic University of Puerto Rico.
1960 – Illich himself resigned as a priest.
1961 – Illich founded the Centro Intercultural de Documentación at Cuernavaca in Mexico, ostensibly a research centre offering language courses to missionaries from North America.
1971 – His most celebrated work remains Deschooling Society, a critical discourse on education as practiced in "modern" economies.
1976 – Apparently concerned by the influx of formal academics and possible side-effects of its own "institutionalization," Illich, with consent from its members, shut the center down.
1980 – Ivan Illich traveled extensively, mainly splitting his time between the United States, Mexico, and Germany.
2002 – Died in Bremen on the 2nd of December.