
Marnie teaches philosophy and humanities. She holds a PhD in Humankind and Thought in History, an MA in Humanities and Social Thought, and a BA in History and Psychology. Her research interests are principally in philosophy of history, history of philosophy, pragmatism, and continental philosophy. She is the author of A Pragmatist Philosophy of History and multiple other publications.
Areas of Expertise

The Key Ideas of John Dewey’s Philosophy of Education
John Dewey’s philosophy of education is one of his most important contributions to intellectual thought in the early 20th century.

5 Key Ideas in John Dewey’s Philosophy
This article explores five key ideas in John Dewey’s philosophy, including his theory of inquiry, instrumentalism, political philosophy, ethics, and education.

The Must-Know Ideas of Jean-Paul Sartre’s Philosophy
What were the key ideas of Jean-Paul Sartre’s philosophy? This article summarizes some of Sartre’s central views and their influence on philosophy.

Scholasticism: Philosophy, Method, Criticism
Scholasticism, rather than being a formal school of philosophy, is better known as a method of philosophizing.

5 Important Philosophers of the Scholastic Method
Explore the work of five key Scholastic philosophers: Anselm of Canterbury, Peter Abelard, Duns Scotus, William of Ockham, and Thomas Aquinas.

5 Important Schools of Philosophy in Ancient Rome
This article explores five important schools of philosophy from the Ancient Roman period, along with some key proponents from each school.

17 Logical Fallacies Everyone Should Know
This article examines 17 important logical fallacies in argumentation that everyone should know for better critical thinking.

What Was Saint Augustine’s Narrative of the Two Cities?
What was Saint Augustine’s narrative of the two cities, the City of God and the City of the World, all about?

Jean-Paul Sartre and Albert Camus: Key Similarities and Differences
Existentialists Jean-Paul Sartre and Albert Camus were once friends, but differences between them ultimately ended their friendship.

5 Significant Islamic Philosophers of the Middle Ages
In the medieval period, several Islamic philosophers developed ideas that became incredibly influential, both during their lifetime and in subsequent centuries.

Who Were the Important Jewish Philosophers of the Medieval Period?
This article discusses three key Medieval Jewish philosophers: Saadiah Gaon, Solomon Ibn Gabirol, and perhaps the most familiar, Moses Maimonides.

What Were the Consolations of Boethius?
Boethius is most famous for his book The Consolation of Philosophy. What were those consolations?