II Seminar for teachers and III national seminar for students Faculty of Optometry Universidad Santo Tomás 2002

XVI World Congress of Optometry and Optics XVII Latin American Congress of Optometry and Optics Cartagena 2004

III National Seminar for Teachers and IV National Seminar for Students Optometry Faculty Universidad Santo Tomás 2005

V Fedopto Sectional Antioquia Optometry Congress 2007

Update Day in Ophthalmology Dry Eye Module Allergies and Conjunctivitis Medellín 2008

Excellence Course in Soft Contact Lenses The Vision Care Institute Bogotá 2009

VI Fedopto Sectional Antioquia Optometry Congress 2009