Guglielmo da Saliceto was a prominent Italian physician and surgeon from the 13th century, known for his contributions to the field of medicine. He was born around 1210 in Saliceto, a small town in northern Italy. Guglielmo is often recognized for his work in anatomy and surgery, which laid the groundwork for future medical practices. He authored several influential texts, including the "Chirurgia," which detailed surgical techniques and medical knowledge of his time. Guglielmo's emphasis on observation and practical experience in medicine helped to advance the understanding of human anatomy, influencing later figures such as Andreas Vesalius and the development of modern surgery.