Deanna H. Choi is a sound designer, composer, and violinist, specializing in theatre, dance, and film. She graduated from Queen's University with honours in behavioural neuroscience and a theatre minor. She studied violin with Jonathan Crow (TSO), Tibor Vaghy (Vaghy String Quartet), Jerry Csaba (NAC), and the late Kenneth Perkins (Orford Quartet); movement with Erika Batdorf; bouffon with Adam Lazarus; acting with Chick Reid, Gregory Wanless, Grahame Renyk, and Kim Renders; sound design with Thomas Ryder Payne, Richard Feren, John Gzowski, and Peter McBoyle. Deanna has designed and composed for theatre productions across Canada with companies including the Stratford Festival, Shaw Festival, Theatre Calgary, Grand Theatre, Neptune, Young People's Theatre, Blyth Festival, Nightwood, Crow’s Theatre, Theatre Passe Muraille, Buddies in Bad Times, Thousand Islands Playhouse, Prairie Theatre Exchange, and Theatre New Brunswick. She has also presented her work in psychological research at national conferences and was a featured speaker at TEDxQueens. Deanna co-founded the Badass Brahms Chamber Collective, a non-profit ensemble that makes chamber music accessible and relevant to new audiences. Her primary interest is the intersection between music, theatre, and psychology, and how these links can be used as tools for clinical and social change. She lives in Toronto.