In her new book, Syme's Letter Writer, Rachel Syme of The New Yorker explains how to write a delightful letter to a loved one. Unlike texting and email, old-fashioned letters, hand-addressed and ...

She couldn't possibly write to everyone, so she created a letter-exchanging program called PenPalooza to "connect all these people to one another." It now has more than 10,000 members.