In this JAMA author interview, we speak with Robert M. Califf, MD, Commissioner of the FDA, about a remarkable advance in the technology of hearing aids. Dr Califf has done important work to secure the entry of over-the-counter hearing aids into the market, providing a less expensive alternative to traditional hearing aids. In this interview, Dr Califf tells the story of how this technology has finally been made available to the public. Related Content: Over-the-counter Hearing Aids: From Research to Policy to Practice