Anterior controllable antedisplacement and fusion (ACAF) is becoming globally regarded as the go-to operative technique for the treatment of ossification of spine ligaments (OSL). Suitable for spinal surgeons and rehabilitation physicians at all levels, this timely reference can help make the surgical intervention of OSL much safer, easier, and more effective. It offers thorough case presentations and discussions on the application of ACAF in the treatment of OSL, ossification of posterior longitudinal ligament (OPLL), ossification of ligamentum flavum (OLF), and spinal stenosis.