Leonard Lee

Here is an absorbing examination of a hidden threat citizens face every day: the computer software crisis. It reveals how, twice over the past year, 70 percent of AT&T's long-distance lines went dead, costing business hundreds of millions of dollars; cancer patients have received lethal doses of radiation when technology went awry; and a computer error led to the shutdown of three major airports.

How People Get Hurt when Computers Go Wrong

The Day the Phones Stopped

Discusses sharpening equipment, explains techniques and methods, and provides step-by step instructions for sharpening everything from chisels to drill bits

The Complete Guide to Sharpening

Shanjun Li

Jinhua Zhao

Geoff Tomaino

Jasper Teow

Ziv Carmon

Moshe Emanuel Ben-Akiva

Charlene Chen

Wai Yan Leong

Nan Yang

The Importance of Transportation Psychology

Mobility as a Service (MaaS)

Leonard Lee

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