(Arranged by H. Robert Reynolds) Morton Lauridsen is a long-time faculty member at the University of Southern California's Thornton School of Music, where he founded the advanced studies program in scoring for motion pictures and television. He is best known for his art songs and choral works. A 1998 CD, Lauridsen: Lux Aeterna, was nominated for a Grammy award, and he was recently recognized by music publisher Theodore Presser Co. as having composed the all-time best selling octavos in their history - since 1783. O Magnum Mysterium (O Great Mystery) has become one of the world's most performed and recorded compositions since its premiere in 1994. The composer wrote about this work: "For centuries, composers have been inspired by the beautiful 'O Magnum Mysterium' text with its depiction of