Kamena runs the Migrant Children’s Project at Coram Children's Legal Centre and co-chairs the Refugee Children's Consortium. She has worked in human rights for over ten years and her published reports include Navigating the System: Advice provision for young refugees and migrants (2012); Seeking Support: a guide to the rights and entitlements of separated children (2012); Refused: the experiences of women denied asylum in the UK (2012); and Administrative detention of children: a global report (2011).