Imhotep was an Egyptian polymath who served under the Third Dynasty king Djoser as chancellor to the pharaoh and high priest of the sun god Ra (or Re) at Heliopolis. He is considered by some to be the earliest known architect and engineer a...

Plato was a philosopher in Classical Greece and the founder of the Academy in Athens, the first institution of higher learning in the Western world. He is widely considered the most pivotal figure in the development of philosophy, especiall...

Qin Shi Huang is the modern Chinese name of King Zheng of Qin (r.246–221 BC), who ended the Warring States period by completing the conquest of China in 221 BC. Rather than maintain the title of king borne by the Shang and Zhou rulers, he r...

René Descartes was a French philosopher, mathematician, physicist, and writer who spent most of his adult life in the Dutch Republic. He has been dubbed the "Father of Modern Philosophy", and much of subsequent Western philosophy is a respo...

Theodore Roosevelt is mostly remembered as the twenty-sixth President of the United States (1901-1909), but this astonishingly multifaceted man was a great many other things as well. In addition to holding elective office as a New York S...