Recently, while revising for her end-of-year exams, my 15-year-old daughter came to me with a list of Chinese words, asking me to test her on them. It had been a while since she'd asked for help. Ever ...

Every morning at 5 a.m., Autmn Fletcher walks into her home office in Monmouth, Illinois, and switches on her laptop, just in time to teach English to Chinese children arriving home after school in ...