Participation on the International Conference “Prison systems and prison architecture: how are they related? An European perspective”, held at Faculdade de Direito da Universidade do Porto (FDUP) on the 24th and 25th of October. Rafaela Granja presented the communication “The (In) Visibility Paradox: The case of electronic monitoring in Portugal”, by Granja, Rafaela; Pimentel, Andreia; Barros, Bárbara Seco; Rosado, Sara.