The Post team again partnered with CABLE this week to host a high-level discussion between successful women executives at the Schermerhorn Symphony Center. The fourth annual Most Powerful Women symposium featured Lisa Boggs of Bridgestone, Heather Rohan of TriStar Centennial Medical Center and Sally Williams of the Ryman Auditorium. The event was attended by about 200 people and sponsored by Pinnacle Financial Partners, Pandora, Chef's Market and Oshi Flowers.