|Editor||A. Ross, The Experience of Citizenship|
Never in the past did we witness a change in our society as deep, quick and global as today. Among these transformations we point out the liberalization of world markets, the increase in competition, the boom in scientific and technological knowledge, the progress in communication systems, the free circulation of people and wide migratory flows. (Carneiro, 1997; Cogan, 1998; Figueiredo, 1999; Nogueira e Silva, 2001).