Series consists of incoming and outgoing correspondence on a variety of topics. Correspondence takes the form of faxes, letters, and memoranda.

External correspondents include: staff members and diplomats at the United Nations; representatives of energy and environment-related organizations; leaders in the financial sector; government officials from various countries; academic institutions; and nongovernmental organizations (NGOs).

Series includes internal memos to President Wolfensohn. These are generally brief and relate to information sharing, mission and meeting briefing, planning and logistics, brief advisory submissions, and reports on Strong's activities. Other memos are to World Bank Group (WBG) senior management including managing directors and vice presidents. Topics are wide-ranging.

Faxes from Strong's office at the WBG to Strong's assistant are included. These generally include information for upcoming meetings and logistical information provided to Strong when he was away from Washington, DC

A small amount of correspondence relate to Strong's separate roles as chairman of the World Resources Institute (WRI) and the Earth Council.