1491: New Revelations of the Americas Before Columbus is a 2005 non-fiction book by American author and science writer Charles C. Mann about the pre-Columbian Americas. It was the 2006 winner of the National Academies Communication Award for best creative work that helps the public's understanding of topics in science, engineering or medicine.

Charles C. Mann is an American journalist and author, specializing in scientific topics. In 2006 his book 1491: New Revelations of the Americas Before Columbus won the National Academies Communication Award for best book of the year. He is the co-author of four books, and contributing editor for Science, The Atlantic Monthly, and Wired.