Officers

Mollie McClelland, B.S. Ed., RDH

Mollie has enjoyed being active in the dental field since 2021. She holds a bachelor’s degree in education from Olivet Nazarene University, and in 2023, she graduated summa cum laude with her degree in Dental Hygiene from Chattanooga State. She is currently practicing clinical hygiene in East Brainerd as well as teaching dental certification courses with Dent-Ed Online.

She is honored to serve a second consecutive year as CDHA President. Her passion is for this local component and views it as the foundation of advocacy for our dental hygiene profession. Her personal goal as President this year is to see member growth impacted exponentially in order to create a thriving organization where hygienists can encourage one another and make positive changes a reality for the profession. Outside of dental hygiene, she and her husband, Jonathan, are enjoying raising and homeschooling their 3 children. She never turns down coffee, pastries, or puzzles. Follow her on IG @goingmac5.

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Kim Young, RDH, BSDH

Kim began her career in dentistry as a dental assistant in West Virginia. After relocating to Chattanooga, she pursued dental hygiene and earned her Associate of Applied Science in Dental Hygiene from Chattanooga State Community College in 2002. Her professional journey then took her west, where she gained clinical experience in both Arizona and Montana beforereturning to the South in 2014.

Upon her return, Kim joined the faculty at her alma mater, where she has been teaching ever since. She currently co-coordinates the first-year dental hygiene students and finds great fulfillment in mentoring them through their pivotal first year of professional development. In 2024, she achieved a long-time personal and professional goal by completing her Bachelor of Science in Dental Hygiene through East Tennessee State University. A dedicated member of the American Dental Hygienists’ Association (ADHA) for over 23 years, Kim is honored to serve as Vice President of her local component. She is passionate about supporting her fellow officers and inspiring increased involvement from colleagues across the profession. She believes that in this dynamic and evolving time for dental hygiene, a strong and unified voice is essential to continued progress. Outside of work, Kim has been happily married to her husband, Tye, for 33 years. They are now enjoying the “empty nest” phase of life with two sons in college and a daughter working for Patterson Dental. In her free time, Kim loves outdoor adventures, including hiking, biking, paddleboarding, and reading.

Gracen Rogers, RDH

Gracen just began her third year as a Dental Hygienist. She enjoys building authentic relationships with her patients in order to provide the best care possible. When she isn’t saving smiles, you can find her hiking with her sweet pup Charlie, at the lake with friends, or traveling with her husband in search of the world’s best tacos.

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Tami Zuidema, RDH

After 15 years in teaching and administrative roles within a local preschool program, Tami felt ready to take on a new challenge. In 2022, she returned to school at Chattanooga State and graduated summa cum laude with an associate degree in dental hygiene. She enjoys the unique and rewarding challenges that dental hygiene brings each day. Connecting with patients and teaching them how to care for their health is one of her greatest joys.

Tami has been married to her husband, Dan, for 25 years. Together, they have four wonderful children: Lauren (20), Nate (18), Joey (16), and Jake (14). She enjoys family vacations, a good cup of coffee, and long conversations with friends.

Kathryn Nelson, RDH

Kathryn works in a patient-centered practice and has a special passion for geriatric care. She brings that same compassion and perspective to her role on the CDHA board. When she’s not working or volunteering, you’ll likely find her camping with her husband, two young daughters, and their two little dogs.

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Amber Litviak, RDH

Amber started out in the dental field as a dental assistant in 2020. After working for a year in pediatrics, she returned to Chatt State for dental hygiene, graduating in the class of 2023. Outside of work, she enjoys playing video games, going for walks, and hanging out with friends.

Shelley Bergholcs, RDH, BASDH, FADHA

Shelley serves as an Assistant Professor at Chattanooga State Dental Hygiene, where she has been a faculty member since 2021 and currently holds the position of First Year Clinic Coordinator. She teaches foundational and advanced hand and powered instrumentation, infection control, local anesthesia, and several other core dental hygiene subjects. In addition to her teaching responsibilities, she chairs the Exposure Control Committee, serves as the First Year SADHA advisor, and acts as the Liaison to the Chattanooga Dental Hygienists' Association.

Prior to moving to Chattanooga, Shelley worked as an Adjunct Clinical Dental Hygiene Instructor at St. Petersburg College and Georgia State University, Perimeter College. She brings extensive clinical experience from her 25 years as a private practice dental hygienist, including nearly five years practicing in Zurich, Switzerland.

Shelley is an active member of the American Dental Hygienists' Association and became an ADHA Fellow in 2023. She previously served as President of the Florida Dental Hygienists' Association from 2015-2016. She earned her AASDH and BASDH degrees from St. Petersburg College and is currently pursuing a Masters in Educational Leadership at the University of Tennessee, Martin.

Married to Andy Bergholcs since 2001, Shelley enjoys travel, hiking, glamping, and spending time with friends and family.

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The Chattanooga Dental Hygienists' Association is a local chapter that offers resources and continuing education opportunities for dental hygienists.

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Officers

Mollie McClelland, B.S. Ed., RDH

Kim Young, RDH, BSDH

Gracen Rogers, RDH

Tami Zuidema, RDH

Kathryn Nelson, RDH

Amber Litviak, RDH

Shelley Bergholcs, RDH, BASDH, FADHA

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