berkelaa@opres.few.eur.nl dzd@cs.umn.edu MR_EMAMY@UPR1.UPR.CLU.EDU lfaybuso@toda.math.nd.edu GU@CS.UST.HK helmberg@ZIB-Berlin.DE crjohnso@cs.wm.edu karisch@fstgds09.tu-graz.ac.at hil@cs.brown.edu klein@cs.brown.edu E.deKlerk@dutiwv.twi.tudelft.nl laurent@dmi.ens.fr lethi@insa-rouen.fr luozq@mcmail.cis.mcmaster.ca mirkin@dimacs.rutgers.edu mitchj@rpi.edu jonas@optimum.mii.lt monteiro@isye.gatech.edu manuneza@MIT.EDU mgcr@research.att.com gabor@orion.uwaterloo.ca pham@insa-rouen.fr porkolab@rutcor.rutgers.edu ramana@deming.ise.ufl.edu rendl@fmatbds01.tu-graz.ac.at C.Roos@dutiwv.twi.tudelft.nl rsaigal@srvr5.engin.umich.edu katya@ieor.columbia.edu ashapiro@isye.gatech.edu STURM@OPRES.FEW.EUR.NL t.terlaky@twi.tudelft.nl miketodd@CS.Cornell.EDU vandenbe@isl.stanford.edu yyye@yuan.biz.uiowa.edu zhang@opres.few.eur.nl yzhang@math.umbc.edu qzhao@barrow.uwaterloo.ca