the original concepts of manipulative therapy have grown to embrace new research-generated knowledge. Expansions in practice have adopted new evidence which include consideration of psychological or social moderators. The original manual therapy or manipulative therapy approaches have transformed into musculoskeletal physiotherapy and this is recognized by the change in title for the new fourth edition - Grieve's Modern Musculoskeletal Physiotherapy. Grieve's Modern Musculoskeletal Physiotherapy continues to bring together the latest state-of-the-art research, from both clinical practice and the related basic sciences, which is most relevant to practitioners. The topics addressed and the contributing authors reflect the best and most clinically relevant contemporary work within the field of musculoskeletal physiotherap.