Gregorio Melman, known as “Heshele” to his mother and aunt, spent the last ten years in charge of AMIA's building surveillance. His prior experiences as a firefighter and police officer highlighted his commitment to protecting others. Gregorio, 53, married to Blanca for twenty-five years and father to Valeria, was at work when the bomb exploded. His friendly, sociable nature and dedication to his job were abruptly ended by the tragic event.