A cappella teacher, performer, and producer Rob Dietz expertly describes the nuts and bolts as well as the artistry of creating contemporary a cappella music. He is the perfect person to write this text, produce the sample tracks available in the online resources, and draw from his vast community of a cappella experts for advice and experience. With tips on starting an a cappella group from scratch - auditions, programming, and even beat-boxing vocal percussion techniques - no matter if you are an a cappella newbie or seasoned expert, this resource is for you!