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- Modern Philosophy: From 1500 Ce to the Present
- Thinkers and Theories in Ethics
- From the Mid-1300s to the Mid-1700s: William of Ockham to Montesquieu (History's Most Influential Philosophers)
- From the 200s CE to the Early 1300s: Plotinus to John Duns Scotus (History's Most Influential Philosophers)