Los Angeles. Photo by waltarrrrr on Flickr.

The day before Thanksgiving, Loudoun County elementary school principal Kathleen Hwang died. She was trying to cross a road in her Sterling neighborhood.

How should we react to such a tragedy? Certainly we should mourn the loss of a beloved member of the community. But can we also learn from this experience as part of an effort to stop it from happening again? ...

Where does the blame rest? The sad fact is that we — our society as a whole — created this problem. That’s because we relentlessly build communities that aren’t safe to walk in.

Read more in my latest op-ed in the Washington Post.

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David Alpert is the founder of Greater Greater Washington and its board president. He worked as a Product Manager for Google for six years and has lived in the Boston, San Francisco, and New York metro areas in addition to Washington, DC. He lives with his wife and two children in Dupont Circle.