Online Theology Classes are now Accredited

Check out our new collaboration with St. Bernard’s School of Theology and Ministry!

Opera Omnia Projects

Check the status of the lastest Opera Omnia projects

Send Relief to Ukrainian Refugees Today

Help our friends in Central and Eastern Europe take care of families fleeing the war


View our latest publications, the Commentaries on Physics, Psalms, and Isaiah, and others in our online store

what we do
the translations


trans·late /transˈlāt/

to express the sense of (words or text) in another language

Our world-class team of translators is currently finishing St. Thomas’s Commentary on Psalms and Isaiah!

Learn more about our translation projects

View and purchase our books

Aquinas Giveaway – Celebrating 15 years of the Aquinas Institute

Aquinas Giveaway – Celebrating 15 years of the Aquinas Institute

This year marks the Aquinas Institute’s 15th anniversary of promoting St. Thomas’s way of thinking, studying, and loving. In order to celebrate we will be collecting donations and subscriptions from which we will draw seven lucky winners on March 7th. Each winner will receive a free book of the winner’s choice from our Aquinas Opera Omnia Series.

Commentary on Jeremiah

Commentary on Jeremiah

There’s a certain sweet appropriateness to our announcement today of our publication of the last remaining Scriptural commentary in the Aquinas opera omnia, the Commentary on Jeremiah.

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