Congenital malformations of the external ear are uncommon birth defects with long-term sequelae for children and their families. Auricular malformations range from anotia to mild alterations in the external form of the ear. Fortunately, knowledge of reconstructive techniques and audiological rehabilitation continues to improve and benefit patients. Assembled by a visionary of this specialty, Dr. Steven Mobley, this issue includes chapters on recent advancement on surgical otoplasty, microtia, auricular reconstruction, and the repair of Mohs Defects of the auricle.