Kerrie Obert is a speech-language pathologist and singing voice specialist from Columbus Ohio, USA. She spent nearly 20 years of her career working at The Ohio State University in the Voice & Swallowing Clinic where she performed over 20,000 endoscopies, conducted clinical research, co-directed the singing health specialization, and treated professional singers. Obert is well known for her ground-breaking research on twang quality and the role of the tongue in shaping timbre. She currently runs a private practice in Columbus Ohio, giving online singing lessons and working with injured vocalists (obertvoicestudios.com). Ms. Obert continues to work as an adjunct faculty member at The Ohio State University for research purposes.