The XII Jornadas Internacionales De Educación Médica (12th International Medical Education Conference) took place April 19-20, 2010, at the Universidad Nacional de Cuyo in Mendoza, Argentina. FAIMER Associate Vice President for Research and Data Resources John Boulet and FAIMER Research Associate Marta van Zanten spoke at the conference, along with Tony Errichetti of the New York College of Osteopathic Medicine and Brazil-FAIMER Regional Institute faculty member Luiz Ernesto de Almeida Troncon of the Universidade de São Paulo in Brazil. The main focus of the conference was the use of clinical simulations in medical assessment. Presentations were given on scoring performance based assessments, basic psychometrics, assessing communication skills, formative assessment and feedback issues, and best practices in standardized patient assessments. The conference was organized in part by Ana Lía Vargas (PHIL 2001) of the Universidad Nacional de Cuyo, and was well attended by faculty from the university and other medical schools in Argentina and Chile.