The document provides biographical information about three authors - Patricia MacLachlan, Henry Wadsworth Longfellow, and Augustine "Og" Mandino II. It notes that MacLachlan is an American children's writer born in 1938 in Wyoming who serves on the board of a literacy nonprofit. Longfellow is described as an American poet and educator born in 1807 in Maine who was the most popular poet of his day and taught at Harvard. Mandino is identified as an American author, writer and speaker born in 1923 in Massachusetts who wrote the bestselling book "The Greatest Salesman" which drew inspiration from the Bible.