Diels-Kranz Numbering System Of the writings of the Presocratics, only quotations embedded in the works of later authors have survived. These quotations, along with reports about the Presocratics and imitations of their works, were first compiled into a standard edition (Die Fragmente der Vorsokratiker) in the nineteenth century by Hermann Diels (1848-1922) with revisions by Walther Kranz and subsequent editors, in a complete edition of

Emergence If we were pressed to give a definition of emergence, we could say that a property is emergent if it is a novel property of a system or an entity that arises when that system or entity has reached a certain level of complexity and that, even though it exists only insofar as the system or entity exists, it is distinct from the properties

Ethics and Care-Worker Migration Cited as one of the most pressing issues of our times, health care worker migration is now occurring at unprecedented rates. In the post-colonial era, as many developing countries began to develop and expand their health services and to educate their citizens to staff them, more educated workers left for wealthier countries, often those of the colonists or ones that shared

Medieval Theories of Practical Reason Practical reason is the employment of reason in service of living a good life, and the great medieval thinkers all gave accounts of it. Practical reason is reasoning about, or better toward, an action, and an action always has a goal or end, this end being understood to be in some sense good. The medievals generally concurred that it was

Protagoras (fl. 5th c. B.C.E.) Protagoras of Abdera was one of several fifth century Greek thinkers (including also Gorgias, Hippias, and Prodicus) collectively known as the Older Sophists, a group of traveling teachers or intellectuals who were experts in rhetoric (the science of oratory) and related subjects. Protagoras is known primarily for three claims (1) that man is the measure of all things (which is

David Lewis (1941–2001) David Lewis was an American philosopher and one of the last generalists, in the sense that he was one of the last philosophers who contributed to the great majority of sub-fields of the discipline. He made central contributions in metaphysics, the philosophy of language, and the philosophy of mind. He also made important contributions in probabilistic and practical reasoning, epistemology, the philosophy