constraints / preferences at plm 1999 : call for papers call for papers for a workshop on constraints and / vs . preferences 1 may 1999 during plm ' 99 32nd poznan linguistic meeting recent developments in linguistic theory 30 april - 2 may issues & special topics : * the nature of both constraints and preferences and their epistemological compatibility * scalar nature of preferences vs . absolute nature of constraints ( scalar constraints ? ) * hierarchy vs . rule order ( principles of ranking ) * constraints vs . rules / processes * predictive and explanatory power of constraints and preferences * constraints / preferences and online processing * learnability problem * pro / contra parallelisms between diachronic change and synchronic rules / processes * phonological and phonetic constraints * illustrations and empirical evidence for any claims concerning the above issues speakers who confirmed their participation so far : wolfgang u . dressler ( vienna ) rajendra singh ( montreal ) nikolaus ritt ( vienna ) martin prinzhorn ( vienna ) abstracts : please send one-page abstracts to dkasia @ ifa . amu . edu . pl by the end of february 1999 . registration : please register for the poznan linguistic meeting if you intend to participate ( as a speaker or otherwise ) in the workshop . you will find the reply form and address in the first circular of the plm ' 99 http : / / elex . amu . edu . pl / ifa / plm / index . html katarzyna dziubalska - kolaczyk dkasia @ ifa . amu . edu . pl