Older adults have the greatest difficulty understanding speech whenOther people are also talkingstatic noise is occurringSpeech has been recordedAll of these conditions are equally difficult Which level of personality description is assumed to change with age?Traitspersonal concernsidentityall are assumed to change with age By the year 2060 it is expected that the age differences that are found today on tests of memory willNo longer be foundStill be presentEven be biggerExist only for certain cohorts