Dominic de Guzmán

Dominic de Guzmán (c. 1170–1221) was a Castilian priest who founded the Order of Preachers, later known as the Dominicans, to preach and teach Catholic doctrine.

Osma Cathedral Chapter: A community of clergy serving the cathedral of Osma in Castile. Dominic joined this community and adopted its disciplined clerical life.
Order of Preachers: A Catholic religious order founded by Dominic, whose members are commonly called Dominicans. This is the community Dominic organized around preaching and study.
Jordan of Saxony: A German Dominican friar who succeeded Dominic as master of the Order of Preachers. Jordan expanded the order after Dominic’s death and recorded an early account of his life.
Dominican Order: The Catholic religious order also called the Order of Preachers, founded by Dominic in the early thirteenth century. Its worldwide history is the lasting institutional consequence of Dominic’s foundation.
Diego de Acebo: A Spanish bishop of Osma who traveled with Dominic on diplomatic and preaching missions. Diego’s example and partnership helped shape Dominic’s early mission.
Rule of Saint Augustine: A set of communal religious precepts attributed to Augustine of Hippo and used by several Catholic orders. Dominic’s friars adopted it as their community’s basic rule.
Cecilia Caesarini: A Roman Dominican nun whose testimony preserved early traditions about Dominic. Her recollections are among the sources for Dominic’s appearance and habits.
University of Paris: A medieval university that became a major center of theology and philosophy in Europe. Dominicans established a strong presence there, linking the order to university scholarship.
Catharism: A medieval Christian dualist movement that the Catholic Church condemned as heretical. Dominic preached in regions where Catharism had attracted substantial support.
Mendicant orders: Religious orders whose members rely chiefly on alms and serve through preaching or other active ministries. Dominic’s foundation belonged to this emerging form of religious life.

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