In 1991, Souther served as producer and arranger on Twila Paris's Sanctuary album (Star Song, SSD 8207, 1991), which won a 1992 Dove Award for the best Praise and Worship Album of the Year. In 1994, he provided the instrumental backing for an album of chants, Vision: The Music Of Hildegard von Bingen (Angel Records, 55246, 1994), which reached the top of Billboard's Classical Crossover chart.Billboard, April 8, 1995, page 50, available here. Note that Billboard does not credit the album to Souther, listing it instead as the work of the two primary vocalists, Germaine Fritz and Emily van Evera. Souther released a similar album in 1997, Illumination (Hildegard von Bingen: The Fire of the Spirit) (Sony Classical, SK 62853, 1997), which reached No. 14 on the Classical Crossover chart.Billboard, May 3, 1997, page 35, available here.
