LIZ HAYES (she/her) (Vocal Coach) is the resident Voice & Dialect coach for Harry Potter and the Cursed Child. She has coached on and Off-Broadway and for numerous theaters including Second Stage, Playwrights Horizons, Roundabout, McCarter Theatre Center, Woolly Mammoth, the Huntington Theatre Co. and Audible Theater. She is Head of Voice & Speech in the MFA Acting Program at Columbia University.