Peter has been the President of the International Corrections and Prisons Association (ICPA) since 2019 after being first elected to the Board in 2010 and as Vice President in 2015.

He was the Commissioner, Corrective Services New South Wales, Australia since September 2012 and retired in August 2021. Prior to this appointment Peter was the Chief Executive of the Department for Correctional Services in South Australia from July 2003 and worked with the Department of Corrective Services in Queensland, Australia for almost 15 years, his last position was Deputy Director-General. Peter started his corrections career in Germany in 1980.

Peter has a strong background in corrections operation, in particular offender management and intervention. He has extensive experience in prison management and policy formulation. Peter also presided over significant prison infrastructure design, construction and commissioning and has particular expertise in the development of service standards for the delivery of correctional services by the non-government and private sector and contract management.

Peter holds a Masters of Public Administration and Bachelor of Social Work degree.