Alberto Patishtán, a Tsotsil teacher who spent 13 years in prison and defended people deprived of their liberty in Chiapas, has died.

Alberto Patishtán Gómez, a Tsotsil teacher and human rights activist, has died at the age of 55 following severe health complications. A founder and spokesperson for the civil organization Solidarios de la Voz del Amate, Patishtán was known for his advocacy on behalf of incarcerated individuals in Chiapas, Mexico.

Patishtán spent 13 years in prison before his release. His life and work were defined by his efforts to defend the rights of those deprived of liberty within the Chiapas penal system.