U.S. pork producers are grappling with how to manage use of a feed additive that some customers don't want
JetBlue sees an opening to siphon some profits on high-traffic NY-West Coast routes
The Justices rule that pharmaceutical companies can be sued for paying rivals to delay low-cost alternatives to popular drugs
Companies that peddle mobile devices—including Samsung, Apple, and Google—see music as an important part of their sales strategy
Persuading South Africans to move their cash from mattresses to bank accounts
A startup makes socks with sensors woven into the fabric so runners can keep track of everything that happens to their feet during a jog
The Cheesecake Factory offers execs and managers a BMW every three years
A professor at Michigan's Ross School who summited Everest on May 18 incorporates lessons learned on the mountain in the classroom
Bullying. Conflict avoidance. Triangulation. A new book identifies scenarios that harm family-owned businesses—and offers suggestions for dealing with them
By Douglas MacMillan and Rebecca Reisner
In August 2008 we reported on 18 chief executives who use the microblogging application Twitter to clue customers in on new services, help them with questions about their products, and generally get a little bit personal with customers, business associates, and the public.
Not even a year later, we bring you nearly 50 CEOs who find tweeting a personal and professional delight. Twitter's growth has been astounding. As of August, for example, Digg founder Kevin Rose had only 61,000 "followers"— people who sign up to view a certain Twitter user's tweets—but now he has more than 600,000.
So read on to learn how Virgin Group's Richard Branson, Zappos.com's Tony Hsieh, and dozens more CEOs harness the simple powers of Twitter.