Ana Caetano is Researcher at the Centre for Research and Studies in Sociology (CIES-Iscte) and Assistant Professor at the Department of Social Research Methods at Iscte-University Institute of Lisbon. She has been developing biographical research to study personal reflexivity, biographical crises and triangulation. Magda Nico is Sociologist, Researcher at the Centre for Research and Studies in Sociology (CIES-Iscte), and Assistant Professor at the Department of Social Research Methods at Iscte-University Institute of Lisbon. She is interested in life course theory and methods and longitudinal research.