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.


Sound reasons: Preventing hearing loss

Hearing — and our ability to listen — defines our relationships and shapes our personalities.

Read More

What hearing protection regulations are on the horizon?

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.

Read More

Managing music volume at work: Implement a personal listening device policy

Personal listening devices (PLDs) have become ubiquitous.

Read More

Empower workers against overexposure

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

Read More

Case study: VeriPRO ear plug fit testing at Shaw Industries

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.

Read More

Pick the right plug

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

Read More

Military tactics for hearing conservation

Best practices you can apply to your program
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.

Read More

Recording workers’ hearing loss

Your focus should include leading indicator
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.
Read More

There's no excuse: Managing hearing-impaired or deaf workers

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.
Read More

Hearing conservation for vets returning to work

One issue facing veterans returning to or joining the workplace is hearing loss or tinnitus due to the noise hazards of the military.
Read More


Facebook logo Twitter YouTubeLinkedIn Google + icon



Image Galleries

ASSE Safety 2014 Review

A gallery of photos from the sprawling Orange County Convention Center in Orlando, where ASSE’s annual professional development conference was held June 8-11. All photos courtesy of the American Society of Safety Engineers.

9/30/14 2:00 pm EST

Leveraging Sustainability Initiatives to Benefit Your Community and Increase Compliance

This webinar will review how General Motors' Sustainability initiatives are being leveraged to improve the community and the environment, create efficient energy programs, improve sustainability tracking, impact on processes and overall reporting and improve overall social, environmental and corporate sustainability.

ISHN Magazine


2014 September

ISHN'S September issue features a series of essay on thought leadership. Get expert advice on self-motivation, compliance and more!

Table Of Contents Subscribe


M:\General Shared\__AEC Store Katie Z\AEC Store\Images\ISHN\safetyfourth.jpg
Safety Engineering, 4th Edition

A practical, solutions-driven reference, Safety Engineering, 4th edition, has been completely revised and updated to reflect many of today’s issues in safety.

More Products

For Distributors Only - SEPTEMBER 2014

ISHN FDO SEPTEMBER 2014For Distributors Only is ISHN's niche brand standard-sized magazine supplement aimed at an audience of 2,000 U.S. distributors that sell safety products. Circulation only goes to distributors. CHECK OUT THE SEPTEMBER 2014 ISSUE OF FDO HERE

ishn infographics

2012 US workplace deathsCheck out ISHN's new Infographic page! Learn more about worker safety through these interactive images. CLICK HERE to view the page.