The ever increasing ability of medical technology to reshape the human body in fundamental ways - from organ and tissue transplants to reconstructive surgery and prosthetics - is something now largely taken for granted. But for a philosopher, such interventions raise fundamental and fascinating questions about our sense of individual identity and its relationship to the physical body. Drawing on and engaging with philosophers from across the centuries, Jenny Slatman here develops a novel argu...

What is knowledge? How does it differ from mere belief? Do you need to be able to justify a claim in order to count as knowing it? How can we know that the outer world is real and not a dream?Questions like these are ancient ones, and the branch of philosophy dedicated to answering them - epistemology - has been active for thousands of years. In this thought-provoking Very Short Introduction, Jennifer Nagel considers these classic questions alongside new puzzles arising from recent discoverie...