Guillermo Arce Arias

Guillermo Arce Arias is a prominent Costa Rican judge known for presiding over high-profile criminal cases, including the sentencing of Alonso Ríos Mairena, the infamous 'Monstruo de Liberia,' to 216 years in prison for the murder of five university students. Recently, he has returned to the courtroom to serve as a co-judge in the femicide trial of Nadia Peraza, demonstrating his ongoing involvement in significant legal matters in the country.