The value of duets for teaching has long been established, and the pieces in this collection that predate 19th century traditional harmony provide another possibility for duet use. The simplicity of two-part Renaissance counterpoint has immediate appeal, but also provides a precise opportunity to focus on intonation, tone quality and attack. The duets often provide octaves and other open intervals for pitch adjustments as well as awareness of suspensions and cadential figures. W. Jonathan Gresha...