The Latin American Association for the Study of the Liver (ALEH) was founded in São Paulo in 1968 under the leadership of Professor Silvano Raia, who initially thought of a society in South America. Thus was born ALEH, its first meeting was held in the city of São Paulo in 1968, with the participation of Argentina, Brazil, Chile and Venezuela. Although these countries continue to have great importance in the organization of society, there was a significant expansion of the member countries now involving several nations in South America and Central America, highlighting Mexico.