Older adults often say they have dif‘culty understanding speech even though they may say they can hear it. Does this dif‘culty come from changes in hearing abilities or cognitive skills? Thus far, the chapters in this book have discussed various aspects of auditory cognition as they apply to the performance of healthy young adults with normal hearing. In this chapter, the same auditory processes are examined, but now the emphasis is placed on one group in particular-older adults.