Summary: <p>[2013-12-19 13:00:00] Throughout American history, the design of our homes has evolved to fit the ever-changing ways we live. We’ll find out this hour why certain houses look the way they do from Virginia Savage McAlester. The Dallas resident is the author of <em>A Field Guide to American Houses: The Definitive Guide to Identifying and Understanding America’s Domestic Architecture</em> (Knopf).</p>
