A proven techbook to develop and master a more perfect voice as well as rehabilitate voices impaired by vocal abuse for singers, public speakers, executives, salesmen, ministers [and] announcers whose desire it is to create a more dynamic image. About the Author: In David Blair McClosky's fifty years of dedication to the vocal arts, he has studied them from every conceivable angle. A concert and opera singer himself--and descended from a long line of singers--he studied for six years at the New England Conservatory of Music and did postgraduate study in Berlin and Milan. He [was] a professor of voice at the Boston Conservatory of Music. In 1946, due to a personal experience described in "Your Voice at its Best," he became interested in voice therapy and for five years worked with Dr. Irl H. Blaisdell of Syracuse, New York, studying both singing students and patients with throat disorders. From 1952 until 1965, he was Clinical Voice Therapist at the Massachusetts Eye and Ear Infirmary and has treated private patients from all over the country, including the late President John F. Kennedy. He has spoken widely on the subject of voice therapy and in 1963, was invited to lecture about his work at the Academy of Music in Vienna.