| A. What are the optimal training parameters that provide the greatest benefits? |
| B. What are the relative benefits of auditory and cognitive training? |
| C. What are the optimal outcome measures to measure benefits of auditory training? |
| D. What is the optimal duration of training? |
| E. What are the long-term effects of training? Is booster training needed? |
| F. What factors predict benefits from training in individuals? |
| G. What are the motivations underlying adherence, and how can adherence and engagement be improved? |
| H. Can auditory training improve acclimatization in hearing aid and cochlear implant users? |
