David Gergen

About the author: David Gergen is editor at large of U.S. News & World Report and an analyst on ABC's Nightline. He is a professor of public service at the John F. Kennedy School of Government and directs its Center for Public Leadership. Gergen has served as an adviser to four presidents, the latest of whom was former president Bill Clinton. Under Clinton, he served as counselor on foreign policy and domestic affairs and then as special international adviser.

The United States has a moral and financial obligation to help less fortunate countries fight AIDS. These poor countries cannot overcome the disease alone. Africa has the highest AIDS mortality rate and is in critical need of help, as exemplified by...