Presents a rich and accessible survey of an epistemological problem that continues to challenge philosophers.

Introduction: meet the Gettier problem Stephen Hetherington; 1. The Gettier problem and fallibilism Charity Anderson; 2. Epistemic closure and post-Gettier epistemology of reasoning Claudio de Almeida; 3. Gettier cases and evidence Clayton Littlejohn; 4. The Gettier problem and externalism Rodrigo Borges; 5. The Gettier problem and context Delia Belleri and Annalisa Coliva; 6. The Gettier problem and epistemic luck Duncan Pritchard; 7. The sensitivity response to the Gettier problem Kelly Becker; 8. The Gettier problem and intellectual virtue John Greco; 9. Knowledge and wisdom Ernest Sosa; 10. The Gettier problem and the program of analysis Patrick Rysiew; 11. Intuition in the Gettier problem Elijah Chudnoff; 12. Experimental epistemology and 'Gettier' cases John Turri; 13. The Gettier problem's explicability problem Stephen Hetherington.