 She has exhibited in, among other venues, the Royal Scottish Academy in Edinburgh, the Glasgow School of Art and the Muhlenberg College.In a series of her works, Johnson combines art historical references to paintings of the Immaculate Conception with the drawn forms of bacteria and other life forms that reproduce asexually.In some of these works Johnson used El Greco's paintings of the Immaculate Conception as the compositional framework for some of her works.