George Siemens gave this presentation at the University of South Africa (Pretoria)... rescooped thanks to Ana Cristina Pratas who joins us in conversation in Bb / Elluminate this Sunday Sept 9 at 1400 GMT. All are welcome to join in http://learning2gether.pbworks.com/w/page/32206114/volunteersneeded#SundaySeptembernbsp92012AnaCristinaPratasCuration ;


Via Ana Cristina Pratas