Theresa Y. Schulz, Lt. Col. U.S. Air Force (retired) Ph.D.

Dr. Theresa Y. Schulz is the hearing conservation manager for Honeywell Safety Products, manufacturer of Howard Leight® hearing protection products (, She is a past president and has been an active member of the National Hearing Conservation Association [NHCA] for 30 years. Dr. Schulz served in the U.S. Air Force for over 20 years as an audiologist.


What hearing protection regulations are on the horizon?

October 2, 2013
In the United States, hearing conservation regulations are promulgated by governmental authorities such as OSHA, the Mine Safety and Health Administration (MSHA), and other agencies, depending on jurisdiction.

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Empower workers against overexposure

Fit-test earplugs as a training tool
May 3, 2012
Research has shown that worker self-efficacy is an important factor in the use of hearing protection.

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Case study: VeriPRO ear plug fit testing at Shaw Industries

March 29, 2012

There are many challenges in managing occupational Hearing Conservation Programs: Fit, Selection, Protection, and Motivation. Environment may also be a major factor, such as at Shaw Industries Group, Inc., the world’s largest carpet manufacturer and a leading floor covering provider.

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Pick the right plug

Fit testing optimizes earplug selection
March 1, 2012
How do both safety manager and worker select the “best” earplug for the job?

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Military tactics for hearing conservation

Best practices you can apply to your program
February 2, 2012
As soldiers return from active combat in Iraq and Afghanistan, both the U.S. Department of Defense (DoD) and Veterans Administration (VA) have seen a significant increase in hearing damage, tinnitus and hearing loss compensation claims of active-duty soldiers and veterans — to the tune of $1.1 billion.

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Recording workers’ hearing loss

Your focus should include leading indicator
July 11, 2011
Although it is physically an injury to the hair cells of the inner ear, noise-induced hearing loss (NIHL) is considered and documented as an illness by OSHA. This article examines noise-induced hearing loss as both an injury and illness, and looks at ways to use leading indicators to prevent occupational hearing loss.
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There's no excuse: Managing hearing-impaired or deaf workers

June 1, 2011
It is a misconception that hearing-impaired or deaf workers do not have to participate in a hearing conservation program. Like those with normal hearing, these workers still fall under OSHA, MSHA and FRA regulations for occupational noise exposures.
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Hearing conservation for vets returning to work

November 11, 2010
One issue facing veterans returning to or joining the workplace is hearing loss or tinnitus due to the noise hazards of the military.
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Repeat and remind: Painless but permanent

October 1, 2010

Here are some tips on how to “motivate to prevent” noise-induced hearing loss (NIHL).

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