becky clark is the executive vice president of the bridge. the architects are here for both blocks a and b, if there are specific preston's about that stopped. i know that there are a lot of folks here that want to talk. >> i have a question about things i've heard from, concerns from constituents. -- supervisor cohen: i have some questions about things i have heard, concerns from constituents. what is the project's attitude toward historic neighborhoods? >> historic is really a technical term. i am not sure if that question is related to homes that have some kind of designation and code as historic, or just existing homes? supervisor cohen: existing homes. >> existing homes? one of the primary goals was to relate in a thoughtful way to what is around it. the taller, higher density buildings are located on the steepest part, so that the roofline's will not be much higher than the 40 or 50 foot building in the project. all of the lower buildings are located mostly on the perimeter, where they are adjacent to existing houses. we are proposing 4