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Our Team

The robust AudiologyOnline course library is developed and overseen by an experienced team of audiologists and industry professionals.

Carolyn Smaka, AuD, CCC-A/SLP

Carolyn Smaka



April Dolan, CEU Administrator Headshot

April Dolan


CEU Administrator

Joanne Slater, AuD

Joanne Slater


Director, CEU Administration

Gus Mueller, PhD

Gus Mueller


Contributing Editor

Anna L. Smith, MS, CCC-A, CNIM

Anna Smith


Continuing Education Manager

Melissa Freund

Melissa Freund


Sr. Continuing Education Manager

Christy Huynh

Christy Huynh


Managing Editor

Caitlin Grefe, Instructional Technology Specialist

Caitlin Grefe

Instructional Technology Specialist

Kimberly Rojas, CLSSBB, CMP, CLP, Instructional Technology Coordinator

Kimberly Rojas


Instructional Technology Coordinator

Featured Presenters

AudiologyOnline instructors and guest editors are skilled clinicians and industry leaders whose courses consistently receive top ratings from our members.

Presenter: William Hodgetts PhD, MSc, BA

Dr. Hodgetts is an Associate Professor in the Department of Communication Sciences and Disorders at the University of Alberta. He holds a joint appointment at the Institute for Reconstructive Sciences in Medicine (iRSM) where he is program director for audiology and bone conduction amplification (BCA). He earned his B.A. (Psychology) and M.Sc. (Audiology) from the University of Western Ontario and his Ph.D. (Rehab Sciences) from the University of Alberta. 

Presenter: LaGuinn P. Sherlock AuD

LaGuinn Sherlock, Au.D., is a clinical and research audiologist with over 25 years of experience in the field of audiology.  She earned her Doctor of Audiology (Au.D.) from the University of Florida.  She established expertise in the evaluation and management of tinnitus by attending training courses in Tinnitus Retraining Therapy, Neuromonics Tinnitus Treatment, and Progressive Tinnitus Management and by working with thousands of patients with a primary complaint of tinnitus.  She is the president of the American Tinnitus Association.  Prior to working for the Army Public Health Service as a research audiologist at Walter Reed National Military Medical Center, where she conducts research studies on the efficacy of tinnitus management and the impact of tinnitus on concentration, she spent nearly 20 years working at the University of Maryland Medical Center, home of one of the first tinnitus specialty clinics in the country.  

Presenter: Yu-Hsiang Wu MD, PhD

Yu-Hsiang Wu is an Assistant Professor in the Department of Communication Sciences and Disorders, the University of Iowa. His long-term research goal is to improve outcomes of audiology rehabilitative intervention for older adults by identifying factors that facilitate or prevent intervention success in the real world.

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