- Nearly 40 years of United Nations experience, including 19 years in the field
- Former Vice-Chair of the UN’s High-Level Independent Panel on Peace Operations and UN Undersecretary-General for Field Support
- Former Special Representative in the UN mission in Timor Leste, Deputy Special Representative and UN Resident Coordinator in Sudan and Afghanistan and Resident Coordinator in Malaysia and Laos. Also held senior positions in the UN Development Programme
- Joined HD’s Board in 2015