Invisible WomanOther people kill their husbands. Not her. In Invisible Woman, a dangerous secret held for too long between estranged best friends rises to the surface, and a long marriage comes apart with devastating consequences. Joni Ackerman's decision to raise children, 25 years ago, came with a steep cost. She was then a pioneering filmmaker, one of the few women to break into the all male Hollywood club of feature film directors. But she and her husband Paul