Andrés Manuel López Obrador (born 13 November 1953), also known by his initials AMLO, is a Mexican politician who has served as the 65th president of Mexico since 1 December 2018. He served as Head of Government of Mexico City from 2000 to 2005. 

Born in Tepetitán, in the municipality of Macuspana in the south-eastern state of Tabasco, López Obrador earned a degree in political science from the National Autonomous University of Mexico following a hiatus from his studies to participate in politics. He began his political career in 1976 as a member of the Institutional Revolutionary Party (PRI). His first public position was as director of the Indigenous Institute of Tabasco, where he promoted the addition of books in indigenous languages and the project of the Chontal Ridge. In 1989, he joined the Party of the Democratic Revolution (PRD), becoming the party’s 1994 candidate for Governor of Tabasco and national leader between 1996 and 1999. In 2000, he was elected Head of Government of Mexico City.  

He studied political science and public administration at the UNAM from 1973 to 1976. He returned to school to complete his education after having held several positions within the government of Tabasco and the Institutional Revolutionary Party (PRI). In 1987, he received a degree in political science and public administration after the presentation of his thesis, Proceso de formación del Estado Nacional en México 1821-1867 (Formation Process of the National State in Mexico 1821–1867).