The following papers were presented at an International Workshop on experi mental methodologies and research strategies in sleep, benzodiazepines and per formance during the VII. International Congress of Psychiatry in Vienna 1983. Authors were asked to examine and review the methods used and the results obtained from the various studies within their particular expertise and to provide guidelines for future strategies in the psychopharmacology of sleep. It has long been felt by sleep researchers, psychopharmacologists and clini cians that the effects of drugs on sleep or even sleep itself...