A discrepancy exists between the emphasis posed by practitioners on decentralized and non-hierarchical communication in Free Libre/Open Source Software (FLOSS) communities and empirical evidence of their hierarchical structure. To explain this paradox, it is hypothesized firstly that in FLOSS communities local sub-groups exist and are less hierarchical, more decentralized than the whole social ...

Illegal labour immigration is increasingly a source of concern to politicians and the public in relatively rich countries within the Southern African Development Corporation (SADC). This paper examines the status of illegal immigration in Botswana and South Africa. The definition of illegal immigration is discussed. It draws extensively from similar experiences in the United States of America a...