Αβικέννα, known as Avicenna in Latin, was a Persian philosopher and physician who lived during the Islamic Golden Age (circa 980–1037 CE). He is best known for his influential works in medicine, particularly the "Canon of Medicine," which served as a standard medical text in Europe and the Islamic world for centuries. His contributions laid the groundwork for modern medical practices and emphasized the importance of observation and experimentation. In addition to his medical achievements, Αβικέννα made significant contributions to philosophy, particularly in the fields of metaphysics and ethics. He integrated Aristotelian thought with Islamic teachings, influencing later philosophers such as Thomas Aquinas. His ideas on the nature of existence and the soul continue to be studied and respected in both philosophical and scientific communities today.