Guest: Dr. Christine Korsgaard
What gives moral principles their binding force? How can normative claims be objectively true if they're not reducible to natural facts? Does the autonomy of practical reason provide foundations for ethics?
Guest: Dr. Hilary Putnam
Is the meaning of our thoughts determined by what's inside our heads, or by our relationships to the external world? Do Twin Earth scenarios show that mental content depends on environment? What are the implications for self-knowledge and psychological explanation?
Guest: Dr. Barry Dainton
How do we experience temporal flow and the passage of time? Is temporal experience an illusion created by memory, or does it reveal something fundamental about consciousness? What can phenomenology tell us about time's nature?
Guest: Dr. Kit Fine
What makes true statements true? Do all truths require truthmakers—entities in reality that ground them? How does truthmaker theory relate to questions of ontological commitment and the nature of facts?
Guest: Dr. Miranda Fricker
How do power relations affect who is believed and whose knowledge is recognized? Can testimony transmit knowledge, or does it merely provide evidence? What are the epistemic harms of systematic credibility deficits?
Guest: Dr. Graham Priest
Can the Liar Paradox and other self-referential paradoxes be solved within classical logic, or do they require paraconsistent or dialetheist approaches? What do these paradoxes reveal about truth, meaning, and the limits of rational thought?