dr. fauchi, over to you. thank you for coming. it is a pleasure to be here with you today. i am going to talk a bit about the issue of the role of an hiv vaccine. i want to start off by putting into perspective the concept of why we really do need an hiv hax vine, despite the spectacular successes, that we have had over the last several years, in the arenas of both treatment and prevention. take a look thea the background, then i will get into the nitty-gritty about where we are with the vaccine. we are all aware of the most recent numbers from un aids, that again, keep hiv aids, historically, among the short list, less than a handful of devastating pandemics that our civilization has to face, with stunning numberers, 75 million total tass, 39 million deaths, 35 million still living with hiv, as of the last count, 1.5 million deaths last year, 2.one million new infections, in the united states, we are a developed nation. we have drugs, health care, that is getting better. and it is really very difficult to accept one million living with hiv, 16 to 18 percent of them don't k