Claudia de León, PhD student under the supervision of Prof. Antonio M. Echavarren, defended her PhD Thesis entitled Gold-Catalyzed Cyclizations for the Synthesis of Small and Medium-Sized Arenes (assigned to the Analytical Chemistry and Organic Chemistry Department of the Universitat Rovira i Virgili) publicly on December 10th at the ICIQ auditorium.The members of his evaluation committee were: Prof. Sergio Castillón (Universitat Rovira i Virgili), Prof. Maria Paz Muñoz ( University of East Anglia, UK) and Prof. Carlos Saá (Universidad de Santiago de Compostela).