Reports presented at the Sixth International Conference on Aids are summarized including efforts to develop a vaccine, expansion of the epidemic into new areas, the high rate of infection among Romanian children, the crisis in Africa, and evidence of relapsing behaviors among homosexual men in the United States. (MLW)

Conflict over the authorship of scientific research into schizophrenia in an international collaboration is discussed. Issues of access to research data and laboratory samples, competition for research results, and attribution of scholarship are considered. (MSE)