She has been practicing Zen for nearly forty years and has led the Corvallis Zen Circle since its establishment in 1992. Mushin began her formal study of Zen with Robert Aitken in 1975. She has also practiced with Takabayashi Genki, Roshi and the Seattle Zen Center and Joan Reick, Roshi and Three Treasures Sangha in Seattle before meeting Jan Chozen Bays in 1989. She is the senior lay student of Zen Community of Oregon and received Sangha Transmission from Chozen Roshi in 2013. She works as a mental health counselor and is the mother of two grown daughters.