'To the Letter' tells the story of our remarkable journey through the mail. From Roman wood chips discovered near Hadrian's Wall to the wonders and terrors of email, Simon Garfield explores how we have written to each other over the centuries and what our letters reveal about our lives. Along the way he delves into the great correspondences of our time, from Cicero and Petrarch to Jane Austen and Ted Hughes, and traces the very particular advice offered by bestselling letter-writing manuals. He uncovers a host of engaging stories, including the tricky history of the opening greeting.