He retained his post in Kamal Ganzouri 's government from 7 December 2011 to August 2012 .
The appointment of Amr was part of a cabinet reshuffle demanded by protesters camped out in Tahrir Square in central Cairo .
Amr retained Amr 's post in Kamal Ganzouri 's government from 7 December 2011 to August 2012 .
The appointment of Amr was part of a cabinet reshuffle demanded by protesters camped out in Tahrir Square in central Cairo .