Johnathan has been co-author of severval books in his father's series. He has contributed greatly to all of the books written by his dad, Norm Stephenson, and has also written many articles of his ...ver maisJohnathan has been co-author of severval books in his father's series. He has contributed greatly to all of the books written by his dad, Norm Stephenson, and has also written many articles of his own on various subjects since high school.ver menos