This issue of Foot and Ankle Clinics will be Guest Edited by Dr. Woo-Chun Lee and focus on a three dimensional approach to Hallux Valgus Deformity and Treatment. Some of the articles in this issue will include: Why there are so many different surgeries for hallux valgus; Imaging of hallux valgus. How to approach the deformity; Sesamoid position in hallux valgus in relation to the coronal rotation of the first metatarsal; Comparison of 3D displacement among different metatarsal osteotomies; Proximal supination osteotomy of the first metatarsal for hallux valgus; First metatarsocuneiform joint mobility: radiographic, anatomic, and clinical characteristics of the articular surface; Lapidoplasty; How to use a 3 dimensional approach to correct HV with a distal metatarsal osteotomy; and Medial column instability/ HV and how it relates to PTTD, among others.