Mr Jack K Calvert

Jack is the author of over 75 books on the Amazon website, and he continues to make more. He loves to design puzzle books, travel journals, sketchbooks, composition books, grid notebooks, makeup logbooks, coloring books, cookbooks, planners, and other useful companion manuals. He works on these books with his wife Lynne, who is the illustrator responsible for the designs of each book. Jack is a graphic artist, movie lover, and a blogger.