(Berklee Guide). These time-tested exercises will help you to play by ear. This book introduces the core skills of ear training. Step by step, you will learn to use solfege to help you internalize the music you hear and then easily transpose melodies to different keys. Learn to hear a melody and then write it down. Develop your memory for melodies and rhythms. Transcribe live performances and recordings. Listening is the most important skill in music, and this book will help you to listen better. Gilson Schachnik teaches ear training at Berklee College of Music. He is an active keyboardist, composer, and arranger, and has performed with Claudio Roditti, Mick Goodrick, Bill Pierce, and Antonio Sanchez.