Berrak Sisman is internationally recognized for her contributions to deep learning, speech synthesis, voice conversion, and the study of emotion and expressiveness in speech. She also works on medical applications of speech and language and secure speech technology, including deepfake detection and anti-spoofing. She is an Assistant Professor in the Department of Electrical and Computer Engineering at Johns Hopkins University and a member of the AI-X Bloomberg Distinguished Professorship. Sisman is affiliated with the JHU Center for Language and Speech Processing (CLSP) and the JHU Data Science and AI Institute (DSAI). She is the Director of the Smile Lab at JHU.

Sisman received her Ph.D. from the National University of Singapore in 2020. She was a visiting researcher at the University of Edinburgh (UK) in 2019 and the Nara Institute of Science and Technology (Japan) in 2018. Prior to joining Johns Hopkins, she was a tenure-track faculty at The University of Texas at Dallas (2022–2024), where she led the Speech and Machine Learning Laboratory.

Her leadership extends beyond research through active involvement in major conferences and technical committees. She is an elected member of the IEEE Speech and Language Processing Technical Committee (2022–2024; 2025–2027) and serves as an Associate Editor for the IEEE Transactions on Affective Computing. She is one of the Technical Program Chairs for Interspeech 2026 and the General Co-chair for Interspeech 2028. In recognition of her work, Dr. Sisman received the NSF CAREER Award in 2024 and was elected to the ISCA Board (2025–2029).