SPA faculty

Faculty and Staff

Our philosophy is to facilitate open communication between students and faculty via an open-door policy which allows students to discuss any academic, clinical, or personal topics as needed. We strive to provide a welcoming atmosphere that nurtures students in a way that will foster professional and interpersonal growth in their journeys to become professionals in the field of communication disorders.

Bream head shotSusan Baker Brehm, Ph.D., CCC-SLP

Department Chair, Professor

Dr. Baker Brehm is a speech-language pathologist whose interests include the evaluation and treatment of voice disorders. She has a clinical and research affiliation with the Center for Pediatric Voice Disorders at the Cincinnati Childrens Hospital Medical Center. Her research also focuses on the use of respiratory training to reduce breathlessness during speech and exercise in patients with upper airway disorders.

Donna Scarborough Donna Scarborough, Ph.D., CCC-SLP

Director of Graduate Studies, Associate Professor

Dr. Scarborough is a speech language pathologist, who has taught a number of classes at both the undergraduate and graduate levels. Her research interests include developmental neurosensory physiology, dysphagia, medical pediatrics. Dr. Scarborough has engaged in cross disciplinary activities with Manufacturing and Mechanical Engineering, Neuroscience, Statistics, and Farmer School of Business at Miami University. In conjunction with Dr. Bailey-Van Kuren (of Engineering) holds 2 patents. Dr. Scarborough is also a Board Certified Specialist in Swallowing  (BCS-S) and regularly treats pediatric patients in the Speech and Hearing Clinic. Dr. Scarborough became the Director of Graduate Studies in August of 2013. She currently holds a position on the board of directors as a counselor for the Dysphagia Research Society. She is also actively involved with the American Speech Language Hearing Association, SIG 13, Swallowing and Swallowing Disorders and serves as a mentor for the BCS-S. 

Cheryl StewartCheryl Stewart, M.A., CCC-SLP 

Clinic Coordinator

Mrs. Stewart is a speech-language pathologist who has worked in a variety of settings as a clinician, supervisor, team coordinator, consultant and independent contractor. She specializes in infants and toddlers. 


Tammy BrownTammy Brown, M.A, CCC-A, FAAA

Clinical Faculty

Ms. Brown is a clinical audiologist who provides services in the Miami University Speech and Hearing Clinic. She has worked and trained in hospital, school, and private ENT clinic settings. Her interests are evaluation and treatment of all ages, etiology of hearing loss, consumer based care models, interdisciplinary collaborative program development, and student engagement and supervision. She has presented on topics of ethics, genetics of hearing loss, hearing aid fitting rationale and other audiology topics. Ms. Brown has also served numerous leadership roles including an Audiology position on the Ohio Board of Speech Pathology and Audiology.

Amber FranklinAmber Franklin, Ph.D., CCC-SLP

Associate Professor

Dr. Franklin conducts clinical research aimed at developing an effective, evidence-based, and theoretically-motivated pronunciation improvement program for English Language Learners. Her research and teaching interests include clinical approaches to accent modification, adult cross-linguistic phonetics and phonology, child phonology, social-cultural communication and scholarship of teaching and learning. Dr. Franklin is the director of the English Language Learning Pronunciation Lab. 

Gottliebson head shotRenee Gottliebson, Ph.D., CCC-SLP

Clinical Faculty

Dr. Gottliebson is a speech-language pathologist whose interests include the evaluation and treatment of voice disorders, particularly the care and training of the professional voice. Additionally, Dr. Gottliebson specializes in adult spoken communication enhancement and spoken English enhancement.

Gross head shot Megan Gross

Clinical Faculty

Mrs. Gross serves as the Coordinator for the American Sign Language courses.  She teaches American Sign Language as well as Deaf Culture courses. She is a certified American Sign Language interpreter and has worked in the education, medical, legal, and video relay service industries. 

Hahn head shotChip Hahn, MS, AuD, CCC-A/SLP

Clinical Faculty

Dr. Hahn is a Doctor of Audiology and Speech/Language Pathologist. His clinical and research interests are in the areas of fluency, child language, assistive technology and mApps, auditory processing, language early intervention, aural rehabilitation and supervision.

Sarah Heimkreiter headshotSarah Heimkreiter, M.S., CCC-SLP

Instructor and Student Teaching Coordinator

Ms. Heimkreiter attended University of Kentucky and Miami University for her Undergraduate Degree.  She also received her Masters from Miami University.  She has worked in the School Setting for 16+ years.  Her professional interests include School Law and the delivery of Speech language Pathology Services in the Schools as well as Language and Literacy and Telepractice Services.  She specializes in Speech and language services to School Age and Adolescents.  Her interests include school age language and literacy and social communication skills.

Andrea JutteAndrea Jutte, MS, CCC-SLP


Ms. Jutte is a speech-language pathologist who has worked in the public schools, subacute and long-term care settings.  She has special interest in child language development, AAC, communication for children with multiple disabilities, rehabilitation and English as a Second Language Learners.

Laura KellyLaura J. Kelly, Ph.D., CCC-A

Associate Professor

Dr. Kelly is an audiologist who teaches courses in introduction to audiology, amplification, hearing loss management and counseling. Her research interests include counseling, attitudes toward hearing impairment and the perception of Deaf individuals. 

Kelly Knollman-PorterKelly Knollman-Porter, Ph.D., CCC-SLP

Assistant Professor 

Dr. Knollman-Porter is a speech-language pathologist whose interests include adult neurogenic language, speech, and cognitive disorders and dysphagia. She is currently directing the Miami University Stroke Group and Concussion Management Program. 

Michelle Moran headshotMichelle Moran, M.S., CCC-SLP


Ms. Moran is a speech-language pathologist whose interests include child language, speech and eating.  She has provided clinical service to toddlers thru young adults with a variety of communication and eating challenges as well as diagnoses in outpatient, home and school settings for over 20 years.

Arnold OlszewskiArnold Olszewksi, Ph.D., CCC-SLP

Assistant Professor

Dr. Olszewski is a speech-language pathologist with previous experience working in schools. His research focuses on developing feasible, evidence-based language and literacy interventions for young children. Specifically, he has contributed to the development and evaluation of interventions for phonological awareness, alphabet knowledge, vocabulary, and syntax. Dr. Olszewski is the director of the Children’s Acquisition of Language and Literacy (CALL) Lab at Miami University.

 Shield head shotAaron Shield, Ph.D.

Assistant Professor

Dr. Shield is a linguist whose interests include how language develops in typical and atypical children, particularly deaf and hearing children acquiring sign language, and deaf and hearing children on the autism spectrum. He is interested in the relationship between language and other aspects of cognition, particularly how differences in social cognition can impact language development. He is also interested in the role that language modality (i.e. speech vs. sign language) affects language structure.

Connie SzymczakConnie Szymczak, AuD. CCC-A

Clinical Instructor

Dr. Szymczak is a clinical audiologist who provides services in the Miami University Speech and Hearing Clinic.