1. Moa Wahlqvist, Ph.D., researcher, Swedish Institute for Disability Research, Örebro University, Institution of Medicine and Health, Audiological Research Centre, University Hospital Örebro, S-701 85 Örebro, Sweden
2. Claes Möller, Ph.D., professor of medicine, Swedish Institute for Disability Research, Örebro University, Audiological Research Centre, University Hospital Örebro, Örebro, Sweden
3. Kerstin Möller, Ph.D., doctor of medicine, Swedish Institute for Disability Research, Örebro University, Audiological Research Centre, University Hospital Örebro, Örebro University, Institution for Medicine and Health, Örebro, Sweden
4. Berth Danermark, Ph.D., professor of sociology, Swedish Institute for Disability Research, Örebro University, Audiological Research Centre, University Hospital Örebro, Örebro University, Institution for Medicine and Health, Örebro, Sweden