allelprocessingTop-downandbottom-upprocessesAutomaticandcontrolledprocessesModularity4123ContentsMemory*Sensorymemory*Workingmemory(7±2)*Long-termmemoryInformation-essModelsConnectionism*PDPLanguage-processingsystemDefinitionAgroupofprocessestakesplaceoneatatime.Twoormoreoftheprocessestakeplacesimultaneously.necessitySerialprocessingParallelprocessingSerialprocessingSerialprocessingManwithoutwomanisnothing.1.Man(withoutwoman)isnothing.2.(Manwithout)womanisnothing.Gardenpathsentences(onemeaningatatime)ParallelProcessingTextinhereTextinheremeritParallelDistributedProcessingLanguage-processingsystemDefinitionInformationatthehigherlevelsmayinfluenceprocessingatthelowerlevels.Allofthelowerlevelsofprocessingoperatewithoutinfluencefromthehigherlevels.necessityTop-downprocessingBottom-upprocessing