Chris Hart is the author of the award winning book series Manga Mania. His books have sold more than 2.5 million copies in 22 languages. Since 2000, he has had 20 books on the top 50 best-selling list in the overall art category in the nation, according to Nielsen Bookscan. Also, according to Bookscan, he has had the number 1, 2, and 3 best-selling art books in the country at the same time.