The Leprosy Mission (TLM) is a leading international Christian charity, active in over 30 countries, working towards the vision of Leprosy Defeated and Lives Transformed. Founded in 1874, The Leprosy Mission is the oldest and largest leprosy-focused organisation in the world today. We operate as a Global Fellowship of 29 Member countries, and our International Office provides leadership and facilitation to enable the Global Fellowship to achieve our vision.