Nashville, TN, USA

    Serious Science.

    Seriously Fun People.


    Lab Director

    BS, Psychology, Valparaiso University (2002)
    MS, Speech-Language Pathology, Vanderbilt University (2009)
    PhD, Hearing and Speech Science, Vanderbilt University (2014)

    Tiffany received her PhD from Vanderbilt University’s Department of Hearing and Speech Sciences in December 2014 after an extensive clinical career working with children with autism spectrum disorder (ASD) and other intellectual and developmental disabilities (IDD) as an early interventionist/parent educator, speech language pathologist, and autism consultant. She has authored 33 published or in-press peer-reviewed articles, 2 book chapters, and 90 presentations at academic conferences.


    Assistant Professor in Hearing and Speech Sciences

    Tiffany Woynaroski, PhD, CCC-SLP

    Research Staff

    Bahar completed her PhD in Special Education at Ankara University. Her research specializes in communication, language development and social interaction dynamics. She also studies educational interventions to promote communication and language, as well as developmental links between language and theory of mind in children with ASD.

    Clinical/Translational Research Coordinator

    Bahar Keçeli-Kaysili, PhD

    Graduate Students

    Kacie is a second year PhD student in the Neuroscience Graduate Program at Vanderbilt University. She graduated with a bachelors in Neuroscience from Vanderbilt University in 2018.


    Through her research, Kacie has demonstrated interest in differences in cognitive processes in developmental disorders, particularly differences in communication and memory, as well as the role that music plays on cognition.

    Graduate Research Assistant, Neuroscience

    Kacie Dunham, BA

    Jacob is a fifth year PhD student in the Department of Hearing and Speech Sciences. He completed his bachelors in Communication Sciences and Disorders and Psychology at the Pennsylvania State University and his masters in Speech-Language Pathology at Vanderbilt University.

    He is interested in early identification of autism spectrum disorder and how audiovisual multisensory integration may explain variance in core autism symptoms and higher level factors, such as language and literacy. He has been an author on 5 peer-reviewed publications, 1 clinical tool, and 44 conference presentations.

    Graduate Research Assistant, Hearing and Speech Sciences

    Jacob Feldman, MS, CCC-SLP

    Zack is a first year graduate student in the Medical Scientist Training Program. He received his bachelors in Psychology from Yale University, where he was heavily involved in autism research at the Yale Child Study Center.


    Zack is interested in the phenomenology of sensory abnormalities, specificially auditory processing, in ASD and other IDDs, particularly in adolescence and adulthood.

    Graduate Research Assistant, Medical Scientist Training Program

    Zachary Williams, BS

    Evan is a first year master's student in the Biomedical Sciences Program. He graduated with degrees in Child Development and History from Vanderbilt University in 2019. Evan's research looks at links between sensory functioning and higher-order processes in infants with ASD.

    Graduate Research Assistant, Master's Program in Biomedical Sciences

    Evan Suzman, BS

    Undergraduate Students

    Peter is a junior majoring in Neuroscience. His research looks at neurophysiological correlates of sensorimotor and multisensory integration adults and children with ASD.

    Undergraduate Research Assistant

    Peter Abdelmessih

    Claire is a senior double majoring in Psychology and Spanish. Her research looks at communication and language development in infants and young children with ASD.

    Lead Undergraduate Research Assistant

    Claire Daly

    Varsha is a junior majoring in Neuroscience. Her research involves the diagnosis of ASD in the third year of life.

    Undergraduate Research Assistant

    Varsha Garla

    Yupeng is a senior majoring in Neuroscience. His research interests include the measurement and malleability of audiovisual multisensory integration in children with ASD.

    Lead Undergraduate Research Assistant

    Yupeng Liu

    Aine is a senior majoring in neuroscience. Her research interests involve using electrophyisology to predict later development in infants at high-risk for ASD.

    Undergraduate Research Assistant

    Aine Muhumuza

    Grace is a sophomore majoring in neuroscience. Her research interests involve audiovisual integration in school-aged children with ASD.

    Undergraduate Research Assistant

    Grace Pulliam

    Sweeya is a senior majoring in neuroscience. Her research interests include sensory development of children with ASD and Down syndrome.

    Lead Undergraduate Research Assistant

    Sweeya Raj

    Affiliated Students

    Pooja graduated from Vanderbilt with a major in Neuroscience in 2018. As a medical student at Vanderbilt, she continues to work in the lab to complete her honors thesis project looking at the link between attention to audiovisual speech and prelinguistic development in infants at high- and low-familial risk for ASD.

    Vanderbilt University School of Medicine

    Pooja Santapuram, BS