Most of our international competitors fund their educational system at the national level, rather than the state level.

NPR: America's Troubled Schools Need Reform Now

Relevant and recognized working experience at the international level preferably in the United Nations system would be an asset.

UNESCO: Criteria & Requirements

It would also mean the A-level system adopting features of the International Baccalaureate preferred by a number of independent schools.

BBC: A-level students facing shake-up

At least 10 to 15 years' relevant professional experience at the senior management level within the United Nations system or with other international or national instituitions, a good knowledge of UNESCO's programmes and methods of work and extensive interaction with the United Nations System as a whole.

UNESCO: Main Menu

These include the international seismic monitoring network, the international array of sea level measuring stations (the Global Sea Level Observing System, the Global Telecommunication System of the World Meteorological Organization and associated public geostationary satellites) and the internet.

UNESCO: & CTBTO: Working together to issue timely alerts

Although there are many actors within the UN system making a positive impact in the international public sector, the 10 women featured here have a level of institutional power that is unprecedented in UN history.

FORBES: The 10 Most Powerful Women at the United Nations