Alexander Polyhistor (1st cn. B.C.E.) Known in his own time as a prolific writer, historian and philosopher, Alexander Polyhistor’s existing writings are fragmentary and are often cited from secondary or paraphrased sources.  In addition to having recorded the geographies of ancient Greek and Roman empires and transcribing the writings of Hellenistic Jewish scholars that would otherwise be lost, Alexander Polyhistor is recognized for his interpretation

Middle Knowledge Luis de Molina If Aristotle had not been a student of Plato, then would Aristotle have chosen to start his school at Lyceum? If you believe God knows the answer to this question, you probably believe God has middle knowledge. Middle knowledge is a form of knowledge first attributed to God by the sixteenth century Jesuit theologian Luis de Molina (pictured to the

Evidence The concept of evidence is crucial to epistemology and the philosophy of science. In epistemology, evidence is often taken to be relevant to justified belief, where the latter, in turn, is typically thought to be necessary for knowledge. Arguably, then, an understanding of evidence is vital for appreciating the two dominant objects of epistemological concern, namely, knowledge and justified belief. In the philosophy of

Gottfried Leibniz: Metaphysics The German rationalist philosopher, Gottfried Wilhelm Leibniz (1646-1716), is one of the great renaissance men of Western thought. He has made significant contributions in several fields spanning the intellectual landscape, including mathematics, physics, logic, ethics, and theology. Unlike many of his contemporaries of the modern period, Leibniz does not have a canonical work that stands as his single, comprehensive piece of philosophy. Instead,

Ludwig Wittgenstein: Later Philosophy of Mathematics Mathematics was a central and constant preoccupation for Ludwig Wittgenstein (1889–1951). He started in philosophy by reflecting on the nature of mathematics and logic; and, at the end of his life, his manuscripts on these topics amounted to thousands of pages, including notebooks and correspondence. In 1944, he said his primary contribution to philosophy was in the philosophy of