Reported on a workshop that defined the research needed to fill those information gaps that arose during and subsequent to the 1999 - 2000 Federal Advisory Committee Act process in which the Stage 2 M/DBP Rules were developed. Summarized the impacts of research conducted on M/DBP issues prior to the negotiations, and listed further research needs for potential future regulatory negotiations. Research partner: M/DBP Council. Ended in 2002. A report of partial findings is available to Foundation subscribers.