This post originally appeared on Sightline Institute's blog. I recall vividly how embarrassed I felt the first time I waited for the bus with my baby boy---he bundled up in his stroller and me expecting the bus driver to welcome me aboard, lowering the wheelchair lift so we could roll on in style. In the stores and sidewalks of my neighborhood, people smiled as we ran errands. They made way for us---slowing so we could pass on a congested sidewalk or holding doors open while we rolled into a shop. Then the bus arrived. Instead of lowering the lift, the driver told me to fold Orion’s stroller...