Meet Our Event Managers

Laura Lee Estbrook

Boston, Massachusetts


Phone:(978) 376-4559


Laura Lee is a 2006 graduate from Middlesex Community College with an Associates of Science Degree. She continued with her education, graduating from Mount Ida College in 2013 with a Bachelor of Science Degree. She is a Dental Hygienist, Event Manager for Wizdom DES, Moderator for Dental Peeps Network, and Territory Manager for onDiem.

Her favorite part about being a Dental Hygienist is developing personal relationships with her patients. She loves working with each patient to help improve their dental health, which is directly related to whole-body health.

Laura Lee puts her dental knowledge to use by volunteering her time helping others, having spent time in Jamaica on a dental mission and also in the local community applying cavity preventing sealants on students in the Lowell schools. She enjoys helping her local dental community by providing events for continuing education through Wizdom DES.

Tiffany Austin, RDH, BS

Chattanooga, Crossville, Nashville, Tennessee


Phone: (931) 337-4447

Tiffany Austin is a Dental Hygienist in Crossville, TN. Tiffany moved to Tennessee from Ohio in 2008, you can take the girl out of Ohio but you can’t take Ohio out of the girl, GO BUCKEYES!! She received her Associates Degree from Sinclair Community College in Dayton, OH and her Bachelor’s Degree from East Tennessee State University in Johnson City, TN. Tiffany has been practicing Hygiene for 13 years, is a Moderator for the Dental Peeps Network and an Event Manager for Wizdom!  

Clinically Tiffany has experienced a diverse patient population of all ages.  She has developed and refined skills to motivate and educate patients and is a leader among her peers.  Tiffany is devoted, caring, and dedicated to continuing education and learning new techniques, and is excited to share in this journey with her local community. 

Barbara Christoph, BS, RDH

Chicago, Illinois


Phone: (847) 309-6919


Barb earned her AS and AAS in Dental Hygiene from William Rainey Harper College in Palatine, Illinois and her BS from California University of Pennsylvania. She worked as an assistant while in hygiene school. Barb loves all things dental! She found her niche in pediatrics, where she has been for 22 years. She absolutely loves working with children and patients with special needs. She is a Senior Moderator for The Dental Peeps Network and a Wizdom Event Manager.

Barb lives in Wauconda, IL (a Chicago suburb) with her husband, their three grown children, and three “foster fail” rescue dogs. She likes reading and listening to podcasts. She is an avid Chicago Cubs fan and enjoys watching games whenever possible. Barb is a life long learner and is looking forward to bringing some amazing subjects to the Chicago area through Wizdom DES!

Lynda Sherman

Columbus, Ohio


Lynda Sherman is a Certified Dental Assistant (CDA) and Expanded Functions Dental Auxiliary (EFDA) practicing in Ohio. She is currently the Practice Administrator for a multi-dentist practice.  

While practicing dentistry for over 25 years, Lynda has become more than a clinician. She has supported both the administrative and clinical aspects of the dental practice in order to increase production and encourage patient retention. Lynda is known for her ability to implement systems, build teamwork, and prioritize patient relations. She has also developed and executed marketing strategies for local school and community involvement. Social media engagement and logo design are also on her Resume’.  

Lynda enjoys being actively involved with AADOM, Morado ASC, and The Dental Speaker Institute. As well as attending continuing education such as Front Office Rocks, DeliveryWOW, and Smiles at Sea. But her true passion is in Pediatric dental care. Lynda is hoping to make an impact with reducing dental caries at all ages and getting dental education in the hands of more people. She’ll be sharing her thoughts at Dentistry’s Got Talent this October.  

Lynda will be celebrating 20 years of marriage this fall with Jeff. They enjoy traveling with their 6-year-old daughter, Savannah, who wishes to move to Jamaica on the first flight available. Every day should be as fun as a resort day 

Tracy Hubbell

Grand Rapids, Michigan


Tracy is a Dental Hygienist born and raised in West Michigan and resides in the greater Grand Rapids area.  

After working in sales, management, corporate training and development she followed her passion and obtained her Associates Degree from Kalamazoo Valley Community College and has been a hygienist for 15 years.

Tracy is a Professional Educator on behalf of Waterpik and a Sales Representative for Curaprox.  She is also a Moderator for the Dental Peeps Network and an Event Manager for Wizdom DES. 

Clinically Tracy has worked with diverse populations of all ages working both in public health and general practice settings.

She is devoted to continuing education and excited to share this with the dental community through Wizdom DES! 

Barbara Naylor, RDH

Knoxville, Tenessee


Phone: (865) 773-9692

Barbara Naylor has been in clinical practice since 2006 in Maryville, TN. She serves as a moderator for Knoxville Dental Peeps and an event manager for the Knoxville Chapter of Wizdom. Barbara enjoys all aspects of her profession but specifically enjoys working with highly anxious dental patients as she helps them work through their fears and moves towards good oral health.   

Alayne Morena RDH

Lehigh Valley, Pennsylvania


Phone: (908) 400-5094

Alayne Morena is a Dental Hygienist from Phillipsburg, NJ. She received her Associates degree from Middlesex County College, Edison, NJ.
She is passionate about dental hygiene.
Alayne is a Senior Moderator for The Dental Peeps and a Territory Manager for OnDiem.

Stacey Schmidt RDH

Philadelphia, Pennsylvania


Phone: (570) 242-4377


Stacey Schmidt is a graduate of SUNY Farmindale on Long Island and has been a dental hygienist since 1993.  She is licensed in three states and credits working and temping in diverse settings throughout her career for developing her critical thinking skills and ability to adapt to different work environments and philosophies of care. After 25 years of clinical, Stacey decided to expand her career outside the op and is excited to represent Wizdom Study Clubs as an event manager and certified BLS instructor for the Greater Philadelphia area.  In addition, she is a moderator for the Dental Peeps Network and territory manager for the staffing platform onDiem. She continues to practice clinically for a prosthodontic office and is passionate about geriatrics and nutrition as it pertains to the oral-systemic link and overall health. 

She is the proud mother of three boys and several fur babies. In her free time she enjoys being outdoors, photography, and bible study. She has been a resident of Pennsylvania since 2006 and currently resides in the Pocono area. 

Jennifer Smith, RDH

Waco, Texas


Phone: (254) 715-5102

Jennifer Smith is a Dental Hygienist who resides in the Waco, Texas area. She received her Associates of Applied Science in Dental Hygiene at Coastal Bend College in Beeville, Texas. She has served her local community for 19 years and is happy to call Waco her home. Jennifer is also the Executive Director of the Dental Peeps Network for the state of Texas. She loves the dental field and enjoys caring for patients. When she is not working on teeth, she enjoys spending time with her husband of 17 years and her three sons. Jennifer will be launching the study club in the fall in Waco, Texas area.

Martha Currie, RDH

Washington, DC


Phone: 571-277-8313

Martha Currie is a Dental Hygienist in Northern Virginia. Martha has received her Associates Degree from Northern Virginia Comunity College. Martha is an author, coach, and mentor. Her expertise and clinical skills complement her years of experience as a dental assistant, dental office receptionist, and a dental hygienist, in private practice as well as large corporations. She has 38 years in clinical dental hygiene. Martha is a Moderator for Dental Peeps Network and an Event Manager for Wizdom DES!

Over the years, Martha has successfully aided in practice growth, development of dental hygiene departments and the development of excellent dental hygienists through mentoring and coaching. Martha is a leader among her peers. She is devoted to continuing education and excited to share this with her community through Wizdom DES!

Becky Moore, RDH, BS

Wilmington North Carolina


Phone: (910) 200-9316

Becky Moore is a Dental Hygienist and native of Pender County, North Carolina.  She received her Associates Degree from Coastal Carolina Community College in Jacksonville, NC and her Bachelor’s Degree from O’Hehir University.  She has served her local community for 26 years.  Becky also is a senior moderator for the Dental Peeps Network and Wizdom Event Manager for Eastern North Carolina.  She is passionate about educating about the oral systemic link, myofunctional therapy, caring for her patients and helping her dental peers.   


Bethany Durden BSDH, OMT

Myo Mouth Fitness LLC

Atlanta, Georgia

Bethany Durden graduated from Clayton College and State University with a Bachelor of Dental Hygiene in 2003.  She has practiced clinically in Calhoun GA for the past 9 years.  Pediatric care is what she enjoys most, and is always looking for new ways to help dental patients and create a positive perception of dentistry. With this in mind, myofunctional therapy seemed a perfect fit. She trained with Joy Moeller and the AOMT as well as Sandra Holtzman with the IAOM in myofunctional disorders and treatment, and practices orofacial myology in both Calhoun and in her office in Marietta Georgia.  She is part of the Airway Ambassador program with SomnoMed. This program’s aim show how closely airway and sleep disorders are connected with dental and systemic disease.  With new innovations in the understanding of how the mouth and airway can affect overall health in so many ways, she looks forward to helping usher in a new era of dentistry.

Shirley Humberson

Austin, Teaxs

Shirley Baker Humberson  graduated from Coastal Bend College in 1989 as a Registered dental hygienist, working for corporate and fee for service practices. Throughout her thirty year career she has helped to open two group practices and built a successful hygiene departments. While practicing, Shirley has become laser certified with the LANAP procedure and organized an ergonomic CE course event for her local dental hygienists.  

Currently, Shirley enjoys her time with her granddaughters and retired husband.  


Brandon Contreras

Tucker Smith

Lindsay Bri Lee

Andrea Tresner, R.D.H

Kansas City Missouri

Andrea Tresner, R.D.H., BSDH, CDA. is a graduate of Flint Hills Technical College with an Associate Degree in Dental Hygiene and a Bachelor of Dental Hygiene from Wichita State University. She is also a graduate of Wichita Area Technical College in Dental Assisting. Andrea has been in the dental field since 2001. She began her career as a dental assistant and worked in several offices in Wichita, Ks. After 10 years in the dental field she made the change to teaching and taught full time in a dental assisting program at Wichita Area Technical College. She returned to school for Dental Hygiene in 2012. After dental hygiene school she moved to Kansas City and has worked in Public Health, Corporate, and Private practice. She has been teaching dental hygiene full time for two years, and at Concorde since July 2017. In her spare time Andrea likes to travel, and hike. She especially likes to hike in the Southwest. She also enjoys traveling abroad and participating in Dental Mission Trips.

Dr. Emily LeTran

Los Angeles California

Dr. Emily Letran is a general dentist who owns two multi-specialty group practices in Southern California. She received her Bachelor of Science in Biology from UC Riverside (magna cum laude, Phi Beta Kappa) in three years. She is a graduate of UCLA School of Dentistry (Dean’s Apollonian Scholarship) and received her Master of Science in Oral Biology from UCLA during the same four years.

As a mother of three, Dr. Letran creatively balances work, family life, after-school life and her personal life as a growing entrepreneur. She continuously takes courses to improve her skills to better serve her clients.

Dr Letran is the author of several books. She is also a Certified High Performance Coach, dedicated in helping business professionals maximize their potential in personal and business life, streamline business and increase profits, winning back time from work so they can enjoy that time with their family, children and pursue their passion.

Dr. Letran is the founder of non-profit,The Emily Letran Foundation, dedicated to providing basic dental care to veterans and families of disadvantaged background in her monthly Free Dentistry Day

Desera Hughes, RDH

Omaha Nebraska

Deresa Hughes is a Dental Hygienist in Nebraska. She received her Associates degree from Iowa Western Community College. She has seven years in clinical dental hygiene. Deresa is a moderator for the Omaha Dental Peeps Network and an event manager for Wizdom DES. She is excited to share continuing education through Wizdom DES with her community!

Julie Summons Tortat, RDH

Peoria, Illinios

Julie is a Registered Dental Hygienist in the Peoria Illinois area. She recieved her Associates Degree in Applied Science at Illinois Central College in 1994.  She has cared for members of her community as a   clinical hygienist for 25 years.  She started off in general practice, worked in perio and for the last 11 years she has worked in pediatric dentistry. 

Julie is passionate about working with children especially those with special needs.  She enjoys volunteering in the schools and educating students about oral health.  She has also volunteered in the community for Miles of Smiles and Mission of Mercy to help provide dental care to those who can’t afford it.   She also temps for other offices on her days off. 

Julie has recently started a more administrative role in the practice she works at and enjoys mentoring others.  She is a moderator for Peoria and Springfield Illinois Dental Peeps, Territory Manager for OnDiem and an Event manager for Wizdom DES.  She is dedicated to constantly learning through continuing education and excited to be able to help offer new continuing education to the dental community in the Peoria area!  

Jamie Cardwell

St. Louis

Jaime Cardwell is a dental hygienist and a huge advocate for furthering education in dentistry. Jaime has worked in many roles in the dental field but her true passion is with education, including patient education as well as education for fellow dental professionals. She is thrilled to be part of the Wizdom team to help promote education for dental professionals nationwide. 

Tanya Colquhoune , DA Expanded Function/ Orthodontic Instructor DCDAA Legislative Chairperson

Washington, DC

Tanya Colquhoune is passionate about dentistry. Tanya entered the field at eighteen. While a full- time student at Montgomery College studying biology. Tanya decided to enter the dental field because of the positive influence her dentist had made on her while growing up. Upon obtaining an Associate degree in Science. Tanya continued to climb the ladder of success by taking several CE courses in both dentistry and multidisciplinary studies. 

She sharpened her skills by working along side the best of the best in dentistry from Pediatric, ortho, general dentistry. Tanya is currently an expanded and orthodontic dental assistant. She has also alongside periodontist, endodontist, prosthodontist, pediatric dentistry, oral surgery and general dentistry. Most of all Tanya has also taken time to give back to her community. She volunteers every year with Team Smile back to school events. She also volunteered with Mission Of Mercy both in Washington D.C and also the University Of Maryland College Park. 

Annually Tanya also volunteers with an amazing volunteer group TeamSmile which focuses on pediatric dentistry. Tanya is currently an instructor at Hands On Dat Dental Assistant Training located in Rockville, Maryland. She continues to make a difference in the field of dentistry. Tanya’s goal is to enhance the skills of dental assistants in order for patients to have the highest quality treatment.

Allison Maxie