It's been called one of the toughest jobs in the state: Commissioner of the Department of Corrections. Since last November, Helen Hanks has held the position, overseeing three prisons, probation offices, and transitional housing units. Also on her watch: The opening of a new women's prison after a long legal battle over equal treatment for female prisoners, and protests over the practice of housing non-criminal patients in the state prison's secure psychiatric unit. GUEST: Helen Hanks,