Description: Discussion of papers presented at Living to 100 and Beyond symposium. Papers discussed: 'Dealing with Problems in Data Quality for the Measurement of Mortality at Advanced Ages' in Canada by Bourbeau and Desjardins, 'Mortality at Advanced Ages in Spain' by Felipe and Anguera, and 'Emergence of Supercentenarians in Low Mortality Countries' by Robine and Vaupei. These papers all deal with centenarians.