This perfect "how-to" book includes chapters on posture, breathing, vocal chords, tone, vowels, consonants, intonation and phrasing. A must-have manual for voice teachers and students, group voice classes and choral directors at any level. Dr. Henry A Alviani is Assistant Professor of Music and Director of Choral and Vocal Music Studies at Clarion University of Pennsyvania. 88 pages. -the publisher.