This two part issue of Oral and Maxillofacial Surgery Clinics of North America is devoted to Dental Implants. Part I focuses on Reconstruction, and is edited by Dr. Ole Jensen. Articles will include: Surgical algorithm for bone augmentation in implant dentistry; Bone augmentation techniques for horizontal and vertical ridge deficiency; Biomimetic enhancement of bone graft reconstruction; Implant therapy in alveolar cleft sites; Complex surgical/prosthetic treatment planning for dental implants; Complex alveolar reconstruction; Single implant treatment; Complex reconstructive procedures; The use of zygomatic implants; Implant reconstruction: managing the anterior maxilla; Implant reconstruction: managing the posterior maxilla; The use of titanium mesh in alveolar reconstruction; Mandibular bone graft reconstruction; Guided bone regeneration; and more