Glenn Mohammed a Muslim lawyer has written, "Muslims need to be able to discuss these issues openly and denounce barbaric behaviour. Instead, we choose to remain silent and then criticise a government that tries to make Australia safer." Psychiatrist Tanveer Ahmed has examined underlying causes and has identified the significance of issues relating to 'family' and to 'denial'. He has said, "Muslim youths have unique difficulties in coming to terms with their identity, especially when they have conflicting value systems at home compared with school or work".