This sessions covers a wide range of topics related to the selection and fitting of hearing aids. Areas addressed extend also to the technical operation of hearing aid amplification parameters and components. In general, the session proceeds through five steps pertaining to the hearing aid fitting process covering identification of the candidate, measurements prior to selection, selection, verification and validation. The session addresses a number of specific points within each of the steps regarding specific patient assessments, patient characteristics, hearing aid amplification parameters, hearing aid measurements and outcome measurements. The depth of coverage will offer a session of novel information, but the breadth of coverage will allow for the discussion of many topic areas of interest to audiologists fitting hearing aids in a variety of clinical settings.