Final answer:
Tracy Kidder first met Paul Farmer in 1994 in Haiti. Their meeting is documented in the book "Mountains Beyond Mountains".
Step-by-step explanation:
Tracy Kidder first met Paul Farmer in 1994. The meeting took place in Haiti, where Paul Farmer was working with his organization Partners in Health (PIH). Tracy Kidder's book "Mountains Beyond Mountains: The Quest of Dr. Paul Farmer, A Man Who Would Cure the World" is an account of Paul Farmer's work and their meeting. Kidder documents the inspiring journey of Paul Farmer's efforts to provide affordable healthcare in underserved areas.