Ibn Khaldun or Aith Khaldoun was a Arab Muslim historiographer and historian, and one of the founding fathers of modern historiography, sociology and economics. He is best known for his Muqaddimah (known as Prolegomena in Greek), which w...

John Wycliffe was an English scholastic philosopher, theologian, Biblical translator, reformer, and seminary professor at Oxford. He was an influential dissident within the Roman Catholic priesthood during the 14th century. Wycliffe atta...

William of Ockham was an English Franciscan friar and scholastic philosopher and theologian, who is believed to have been born in Ockham, a small village in Surrey.[1] He is considered to be one of the major figures of medieval thought and...

Duns Scotus is generally considered to be one of the three most important philosopher-theologians of the High Middle Ages. Scotus has had considerable influence on both Catholic and secular thought. The doctrines for which he is best known...

Eckhart von Hochheim, commonly known as Meister Eckhart, was a German theologian, philosopher and mystic, born near Gotha, in the Landgraviate of Thuringia in the Holy Roman Empire. Eckhart came into prominence during the Avignon Papacy,...

Thomas Aquinas was an Italian Dominican priest of the Catholic Church, and an immensely influential philosopher and theologian in the tradition of scholasticism, known as Doctor Angelicus, Doctor Communis, or Doctor Universalis. He was the...

Saint Bonaventure was the eighth Minister General of the Order of Friars Minor, commonly called the Franciscans. He was a scholastic theologian and medieval philosopher, a contemporary of Thomas Aquinas, and a Cardinal Bishop of Albano. He...

Averroës is the Latinized form of Ibn Rushd, a mediæval Andalusian Muslim polymath. He wrote on logic, Aristotelian and Islamic philosophy, theology, the Maliki school of Islamic jurisprudence, psychology, political and Andalusian classical...

Peter Abelard (Latin: Petrus Abaelardus or Abailardus; French: Pierre Abélard) was a medieval French scholastic philosopher, theologian and preeminent logician. His love for, and affair with, Héloïse d'Argenteuil have become legendary. The...

Al-Ghazali known as Algazel to the western medieval world, born and died in Tus, in the Khorasan province of Persia (modern day Iran). He was a Muslim theologian, jurist, philosopher, and mystic of Persian origin and remains one of the most...

Omar Khayyam was a Persian mathematician, astronomer, philosopher, and poet. He was born in Nishabur, in northeastern Iran, and spent most of his life near the court of the Karakhanid and Seljuq rulers in the period which witnessed the Firs...

Anselm of Canterbury was a Benedictine monk, an Italian medieval philosopher, theologian, and church official who held the office of Archbishop of Canterbury from 1093 to 1109. Called the founder of scholasticism, he is famous as the origin...

Alhazen (Ibn al-Haytham) was a Muslim scientist, polymath, mathematician, astronomer and philosopher, described in various sources as either Persian or Arab. He made significant contributions to the principles of optics, as well as to physi...

Al-Farabi was a renowned scientist and philosopher of the Islamic Golden Age. He was also a cosmologist, logician, and musician. Through his commentaries and treatises, Al-Farabi became well known among medieval Muslim intellectuals as "...

Thiruvalluvar, commonly known as Valluvar, was a celebrated Tamil poet and philosopher. He is best known as the author of Thirukkural, a collection of couplets on ethics, political and economical matters, and love. The text is considered an...