Earmark Hearing Conservation

04/16/2026

This Is Why We Teach: A Stellar CAOHC Training Experience, in Their Words

For many occupational health professionals, hearing testing and audiometric monitoring is a box to check, and obtaining the required certification can feel the same way. We hear this all the time: folks seek a course that’s not just informative, but clear, engaging, applies to in the real world, a...

02/24/2026

Hearing Conservation Team Teaching at its Finest

In this third and final post highlighting our world-class team of CAOHC instructors, we’re spotlighting Hannah Formella Zdroik, AuD. She is the owner/founder of Melody Audiology in central Wisconsin and specializes in music audiology and hearing loss prevention. You can hear her speaking at state

12/22/2025

Happy Holidays, from our team to yours!

Happy Holidays to everyone in the Earmark circle! Looking back on an eventful year, I find myself incredibly thankful for all our students, patients, clients, and colleagues. Most of all, I’m thankful for the incredible team of CAOHC course instructors we have assembled to deliver our uniquely str...

12/06/2025

Excited to announce a project we've been working on for a while - by popular demand the Musicians Hearing Support Group had been reborn as "Say What?" I'll be joined by co-hosts Jonathan Ivie and Nancy Gould. If you're interested in attending the first session, please reach out to me directly!

11/27/2025

Giving Thanks to an incredible CAOHC Instructional Team!

In the spirit of Thanksgiving, I would like to take a moment to thank my CAOHC instructional team: Mindy Guillory, Hannah Zdroik, and Juan Vasquez. We have been using a team approach for CAOHC certification courses for years, and the response has been overwhelmingly positive. The variety of voices a

11/22/2025

Look at that! Talking Ears is now on iHeart Radio. Why wasn't it before? Great question. Turns out our podcast logo was Too Good for their platform. (Technically, the resolution of the image was over their max 2048x2048 pixel size, but I prefer to think of it as Too Awesome).

Happy Saturday!

09/29/2025

Top 5 benefits of obtaining your CAOHC certification

Dr. Wartinger and Earmark Hearing Conservation has trained over 2000 professionals (that’s over 4000 ears!) to obtain their CAOHC certification, and we routinely receive feedback from attendees along the lines of: “All instructors were easy to follow and very informative. It was evident that the

08/17/2025

“How Noise Affects Our Health” from WHYY’s The Pulse

On August 8, 2025, Philadelphia’s NPR station WHYY aired a comprehensive and impactful episode of their science show, The Pulse . The episode hit close to home for Earmark—not only because of its focus on hearing loss prevention, but also because it includes the voice of our own Talking Ears

08/10/2025

Super proud to hear hour on hearing health, featuring some of my favorite humans: .rick, , and Mary Kim! Great work, everyone!

08/09/2025

Second mention of our "Dad Joke" heavy CAOHC training course this week. and I sense a troubling trend a brewing.

And I like it :)