Driver and vehicle simulation, human performance, and information systems for highways; railroad safety; and visualization in transportation.

Highway facility design 2004 including 2004 Thomas B. Deen Distinguished Lecture

Traffic control devices, visibility, and rail-highway grade crossings, 2004.

Freeway operations and traffic signal systems, 2004.

Measuring and communicating the effects of traffic incident management improvements.

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Continuing project to synthesize information on highway problems.

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Ombudsman explains why only small fry are charged in scam by Nocum, Armand Dean

DPWH completes rural roads amounting to P1.98B by Depasupil, William B.

Majority of DPWH projects found defective by Depasupil, William B.

Defective works foreign - funded by Depasupil, William B.