An introduction to the social identity approach, Dominic Abrams and Michael A.Hogg; self-categorization and social identity, Michael A.Hogg and Craig McCarthy; social motivation, self esteem and social identity, Michael A.Hogg and Dominic Abrams; intergroup comparisons and social identity - some links and lacunae, Steve Hinkle and Rupert A.Brown; levels of explanation, levels of categorization and self-categorization theory (SCT), Fabio Lorenzi-Cioldi and Willem Doise; how do group members regulate their behaviour? An integration of social identity and self-awareness theories, Dominic Abrams; reputation, social identity and the self, Nicholas Elmer and Nicholas Hopkins; the black sheep effect - outgroup homogeneity in social comparison settings, Jose M.Marques; minority influence - manifest discrimination and latent influence, Juan A.Perez and Gariel Mugny; social identity and social dilemmas - a double-edged sword, Marilynn B.Brewer and Sherry K.Schneider; inter-group contact - social identity and social cognition, Lucy Johnson and Miles Hewstone; language and social identification, Itesh Sachdev and Richard Y.Bourhis; social stereotypes and social identity, Susan Condor.