276 - Hearing Aid Fittings Get Smarter: NAL Introduces NAL-NL3 and COSI 2.0

Can hearing aids be personalized for specific environments or even people with no measurable hearing loss? In this episode, recorded at the National Acoustic Laboratories (NAL), host Andrew Bellavia sits down with Dr. Pádraig Kitterick to explore the groundbreaking advancements behind NAL-NL3 and COSI 2.0.Together, they dive into the major updates to the world’s most widely used hearing aid fitting formula. NAL-NL3 builds on its predecessor, NAL-NL2, with improved comfort, adaptability, and new modules designed for challenging hearing scenarios—including noisy environments and individuals with minimal or no audiometric hearing loss. The discussion also covers how real-world data, clinician feedback, and cutting-edge AI techniques like reinforcement learning helped shape this next-generation solution.The conversation closes with a look at COSI 2.0, a modernized approach to identifying patient needs using AI-enhanced self-reflection and goal-setting tools. These innovations represent a major leap toward more personalized, evidence-based hearing care.Learn more about the work NAL is doing at:

• https://www.nal.gov.au/

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