Giustino di Salerno was an Italian poet and writer from the 12th century, known for his contributions to medieval literature. He is often associated with the School of Salerno, a renowned center for medical studies during the Middle Ages. His works reflect the intellectual climate of the time, blending classical knowledge with emerging ideas in medicine and philosophy. His most notable work is the "Liber de Medicina," which discusses various medical topics and practices. Giustino's writings played a significant role in the transmission of knowledge, influencing both contemporary and later scholars in the fields of medicine and literature.