A clear  strategy is the foundation of any business’s success. Photograph: Getty Images

It sometimes appears that the traditional rules of business are being upended by today’s trends in technology, from big data and artificial intelligen(...)

Mourners chant anti-US and anti-Israeli slogans beside the bier of assassinated Houthi media official Abdul-Karim al-Khiwani in Sana’a. Photograph: Yahya Arhab/EPA

US president Barack Obama, in selling his military strategy to beat Islamic State fighters in Iraq and Syria in September to the American public, held(...)

Gordon Ramsay’s newest addition to the dining landscape Heddon Street Kitchen opened on November 8th in Mayfair

New London openings London’s dining scene is welcoming a slew of new openings this winter. US TV chef Judy Joo opens her first European venture(...)

Junior United States Senator for Kentucky Rand Paul:  Peddling a fantasy at odds with the evidence. Photograph: Doug Mills/New York Times

Back in 1987, my Princeton colleague Alan Blinder published a very good book titled Hard Heads, Soft Hearts. It was, as you might guess, a call for to(...)

Carmen Reinhart and Kenneth Rogoff “quickly achieved almost sacred status among self-proclaimed guardians of fiscal responsibility” as a result of their 2010 paper Growth in a Time of Debt. Photograph: Mary F. Calvert/The New York Times

In this age of information, math errors can lead to disaster. Nasa’s Mars Orbiter crashed because engineers forgot to convert to metric measure(...)