Timed to 500th anniversary of Leonardo's death.


Authors' documentary based on this book running on PBS in May 2019.


Authors' prior documentary achieved over 70% carriage on PBS and was viewed in 24 million households.


Documentary contains "Based on the book" graphic and ends with 29-second ad for the book.


Book cover will have burst "As seen on Public Television."


Proven primary author of 13 titles that have scanned over 70, 000 copies and sold over 1.3 million copies.


Full-color book with 100 images throughout.