TIME Senior Science Reporter Alice Park talks with AIDS researcher Dr. David Ho, the 1996 choice for Person of the Year. Currently, Dr. David Ho is the Director and CEO of Aaron Diamond AIDS Research Center and China AIDS Initiative (CAI), an alliance of Chinese and international organizations dedicated to helping China accelerate its response to HIV/AIDS. In the interview, he discusses the effect sof being selected TIME Person of the Year 1996. He also talks about Obama for TIME’s Person of the Year 2008 and fellow scientists Doug Melton, stem cell researcher, and Craig Venter, co-mapper of the human genome.

Update with Dr. David Ho – TIME Person of the Year 1996