A little more than a year ago, on a trip to Nairobi, Kenya, some colleagues and I met a 12-year-old Masai boy named Richard Turere, who told us a fascinating story. His family raises livestock on the ...

Not all business-class seats are created equal. Some have sliding doors, others have privacy panels. On some planes, you may have to step over a neighbor to reach the aisle. Even planes from the same ...