Twitter, the simple-to-use microblogging service, offers immense benefits for businesses and organizations. Fire departments, political candidates, and C0EOs have used Twitter to share up-to-the-minute information. Laura Fitton, maybe better...

An observational study is an empiric investigation of effects caused by treatments when randomized experimentation is unethical or infeasible. Observational studies are common in most fields that study the effects of treatments on people, including medicine, economics, epidemiology, education, psychology, political science and sociology. The...

The Simula Research Laboratory, located just outside Oslo in Norway, is rightly famed as a highly successful research facility, despite being, at only eight years old, a very young institution. This fascinating book tells the history of Simula, detailing the culture and values that have been the guiding principles of the laboratory throughout...

Pauline Frommer's London has been recognized as the best guidebook of 2009 by the Society of American Travel Writer's Lowell Thomas Travel Journalism Competition. The award is given...

During his campaign for reelection in 1996, the Internet-savvy President Bill Clinton used the slogan “Building a Bridge to the 21st Century.” It turns out that the bridge is operated and maintained in cyber form, and that malevolent actors can practice their black arts to disrupt or destroy the bridge, its cyber traffic, and all...