Alex Goldmark is a senior producer in the newsroom for New Tech City and Transportation Nation.
Seventeen miles of bike lanes have been painted in San Francisco since summer 2010, and more are in the works, including the city's first parking protected bikeway--a bike lane separated from car traffic by a row of parked cars.
Other plans include removing a lane of parking or of traffic to lay down a dedicated bikeway. That might cause a backlash as similar moves have in other cities.
KALW discussed all this and more with the San Francisco Bike Coalition's executive director, Leah Shahum, who says there will need to be some "creative solutions" for lessening the impact on drivers.
Here's an interview by KALW's Ben Trefny with Shahum.
Full transcript at KALW.