This issue of Foot and Ankle Clinics, guest edited by Dr. Alexej Barg, will cover essential topics related to The Cavus Foot. Under the guidance of long-time series Consulting Editor Dr. Mark Myerson, Dr. Barg and his contributing authors will explore topics of interest for practitioners in the field. Articles include, but are not limited to: Anatomy and Biomechanics of Cavovarus Deformity, Clinical Examination and Radiographic Assessment of the Cavus Foot, Neurologic Disorders and Cavovarus Deformity, Pediatric Cavovarus Deformity, Ligamental Instability in Patients with Varus Deformity, Inframalleolar Varus Deformity, Arthrodesis of Varus Ankle, Total Replacement of Varus Ankle, both 2-Component and 3-Component Prosthesis Design, Avoiding Posttraumatic Varus Deformities, and Failure of Surgical Treatment in Patients with Cavovarus Deformity, among others.