Getting corporate CEOs involved in civic affairs can be a challenge. Globalization, mergers, consolidations and franchising conspire to keep the attention of top business leaders focused anywhere but in their own hometowns. But the commitment this week's guests have to their local communities runs counter to the larger trend.

Cliff Hudson is chairman and CEO of Sonic, the company headquartered in Oklahoma City that franchises its drive-in restaurants around the country. But Cliff also holds the title of chairman of the Oklahoma City School Board, a position to which he was elected in 2000. Cliff compares the experience of running a major business with running a major school system this week on Smart City.

Carl Guardino has the job of leading CEO involvement in the public affairs of Silicon Valley. His members are among the leading technology companies in the world. So what are they doing involved in housing, transportation, and education in the Valley?

We'll have the answer to this question and more this week on Smart City.