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Head of 1992 AIDS conference outlines many innovations and new participation.

FOR THE FIRST time, delegates from many Eastern European countries are expected to be in attendance when the International Conference on AIDS convenes in Amsterdam, the Netherlands, this July. Their presence—and that of numerous other representatives of developing nations—at this eighth gathering of experts on the human immunodeficiency virus (HIV) and the acquired immunodeficiency syndrome will be crucial to a "creative renewal" of global efforts against the disease, says conference chair Jonathan M. Mann, MD. "In Eastern Europe, the evidence is already clear that the kinds of societal and economic changes that are occurring are leading to an increase in vulnerability to the spread of HIV," Mann said in a recent interview. As millions of people in areas previously closed to outside influence find all sorts of doors flung open, he says, "it is apparent that the increase in injecting drug use and commercial sex work, along with the social