Advertisement Sydney philanthropist Gene Sherman has called for the Powerhouse Museum at Ultimo to become the stateâs first cultural institution dedicated to the display of design, decorative arts, and fashion, and has offered to seed it with a large donation from her family. However the president of the Powerhouse trust, Peter Collins, said he did not support splitting the museumâs collection. Gene Sherman at the SCCI Pavilion Centennial Park. Credit:Brook Mitchell A former Powerhouse trustee, Dr Sherman wants the Ultimo museum to focus on crowd-pleasing exhibitions of costume and designer fashion, ceramics, jewellery, furniture, and architecture, and leave the new Parramatta museum to focus on science and technology.