Book excerpt: (Berklee Guide). The second edition of this bestselling, comprehensive guide contains improved vocal workouts and additional topics, including performance anxiety and healthy singing. The companion audio makes this guide an ideal tool for creating a singing course for students of almost any age or gender, who can practice technique along with lead sheets for such standard vocal pieces as "Yesterday" and "I Heard It Through the Grapevine." Topics covered include getting started, posture, belting and diction, maintaining vocal health, microphone technique, and much more.