Making cities smarter

The mention of smart cities may bring to mind visions of a sparkling future metropolis, churning smoothly and silently: gleaming monorails gliding by with nary a whisper, walkways whisking pedestrians to their destinations, wireless and instant access to information on demand, and lights brightening and dimming on cue as you enter or leave a room.

WATCH: Guarding against cyber attacks on infrastructure

PBS39 News Tonight reporter Chloe Nouvelle interviews Rick Blum, the Robert W. Wieseman Endowed Professor in Electrical Engineering and the director of the Signal Processing and Communication Research Laboratory, about the importance of designing cyber physical systems, like power grids, with multiple layers of security and the ability to detect anomalies that could signal malicious activities. Ph.D.