Kent Hill, Former Asst. Administrator, USAID
The United States has a longstanding commitment to assist other nations in achieving the lifesaving benefits of vaccines.

Osman David Mansoor, Senior Advisor for New Vaccines, UNICEF
Immunization rates are rising steadily as health officials work to reach more children every year.

An interview with Vance Dietz, Steven Stewart, and Karen Wilkins, U.S. Centers for Disease Control and Prevention
Public health experts discuss how developing nations work to establish and maintain routine childhood immunization programs.

Charlene Porter, managing editor, eJournal USA
Massive vaccination rallies known as National Immunization Days have helped reduce the occurrence of polio.

Wenqing Zhang, Project Leader for Influenza Virological Surveillance, World Health Organization
The WHO coordinates a global effort to monitor seasonal and avian influenza emergencies with an eye toward production of vaccines that can help prevent illness affecting hundreds of millions of people.

Stanley A. Plotkin, Senior Editor of Vaccines
The inventor of the rubella vaccine offers a forecast of likely progress in vaccinology in the first decades of the 21st century.

An interview with Lee Hall, Chief, Parasitology, National Institutes of Health; and Peter J. Hotez, George Washington University and Sabin Vaccine Institute
Overcoming diseases that have plagued humankind for millennia is within the reach of 21st century medical science.