 Alonso de la Vera Cruz, OSA, an educator who established in Mexico the first university in the New World, later wrote that de Rada was "a man of uncommon talent, a good theologian and an eminence in mathematics...." 

In Mexico, de Rada was assigned to study the Otomi language, and was successfully speaking it after only five months in the area.He went on to write instructional sermons and a book in that language.