In conjunction with Human Rights Watch, she authored the report, Custody and Control, documenting the abuse and neglect of girls incarcerated in New York’s youth prisons. Mie is lead counsel in K.C. v. Townsend, a suit challenging the solitary confinement and unwarranted strip searching of girls incarcerated in a Texas youth prison. She is also lead counsel in Jones v. Hayman, a suit challenging as arbitrary and sex discriminatory the confinement of adult women prisoners in a New Jersey men’s supermax prison.