Tywell: Redevelopment and mixed income projects don't have to be inherently used to reduce the stock of public housing. Tywell: The major objective of Hope Six in public housing redevelopment was the physical remaking of large swaths of central cities, clearing the way for private sector reinvestment. He says there have been no attempts to use this model to expand the public housing stock. This episode of the dig is brought to you by our listeners who support us at patreon.com.