Who was the blind prophet Odysseus meets?

Odysseus meets the blind prophet Tiresias in the Underworld during his journey in Homer's "Odyssey." Tiresias provides crucial insights and guidance for Odysseus, revealing the challenges he will face on his return to Ithaca and advising him on how to appease Poseidon. His prophetic abilities, despite his blindness, make him a key figure in helping Odysseus navigate his trials and ultimately reach home.