About this blogger:
A theorist, organist, and conductor, Jeff Ostrowski holds his B.M. in Music Theory from the University of Kansas (2004), and did graduate work in Musicology. He serves as choirmaster for the new FSSP parish in Los Angeles, where he lives with his wife and two children.
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The effectiveness of liturgy does not lie in experimenting with rites and altering them over and over, nor in a continuous reductionism, but solely in entering more deeply into the word of God and the mystery being celebrated. It is the presence of these two that authenticates the Church's rites, not what some priest decides, indulging his own preferences.
— Liturgicae Instaurationes (1970)

Chosen Your Easter Alleluia Yet?
published 26 January 2016 by Jeff Ostrowski

HE CHOIR HERE in Los Angeles usually sings the Gradual to a mode VIII psalm tone, mixing it with a polyphonic “Alleluia.” Below is a sumptuous setting by Francisco Guerrero (d. 1599), a marvelous composer who lived a very interesting life:

    * *  PDF Download • “ALLELUIA” for the Blessed Virgin (Guerrero)

When Guerrero was alive, the Gradual & Alleluia may have been sung in plainsong, but I suspect many Cathedrals also employed falsobordone, as they did for breviary psalm verses. The Alleluia in that video originally had a different text. 1


EQUAL VOICES : YouTube   •   Mp3 Audio

SOPRANO : YouTube   •   Audio

ALTO : YouTube   •   Audio

TENOR : YouTube   •   Audio

BASS : YouTube   •   Audio


1   When the text is changed, it’s called “contrafactum.”