Jorge Eduardo Acosta (born 27 May 1941), alias "el Tigre" ("The Tiger") is an Argentine corvette captain, head of Task Group (Grupo de Tareas) 3.3.2 of the ESMA naval school and in charge of this detention center during the Operation Condor.
In 2011, he was sentenced to life imprisonment for the murders of the French nuns Léonie Duquet and Alice Domon, and of the Mothers of the Plaza de Mayo Azucena Villaflor, Esther Ballestrino and María Ponce, as well as of the death of the Swedish-Argentine teenager Dagmar Hagelin and of Argentine journalist and fiction writer Rodolfo Walsh.
Jorge Acosta travelled in 1981 to South Africa to assist the apartheid government as a military instructor in matters of counter-insurgency.
[2] He was amnestied under the Ley de Obediencia Debida, then arrested again and remained in preventive detention for his role in the case of stolen babies.
In August 2006, the Argentine justice decided to take the ESMA case, in which Jorge Eduardo Acosta is to be judged along with Alfredo Astiz and Adolfo Miguel Donda.