Who is the 1st century BC Roman architect who wrote that the figure of a man can be inscribed both in a circle and a square in his best known work De architectura?
Vitruvius Vitruvius Marcus Vitruvius Pollio (; c. 80–70 BC – after c. 15 BC), commonly known as Vitruvius, was a Roman author, architect, civil engineer and military engineer during the 1st century BC, known for his multi-volume work entitled "De architectura". His discussion of perfect proportion in architecture and the human body led to the famous Renaissance drawing by Leonardo da Vinci of "Vitruvian Man". By his own description Vitruvius served as an artilleryman, the third class of arms in the military offices. He probably served as a senior officer of artillery in charge of "doctores ballistarum" (artillery experts) and "libratores"
The Man Who Kept His Heart in a Bucket The Man Who Kept His Heart in a Bucket The Man Who Kept His Heart in a Bucket is a 1991 Children's book by Sonia Levitin and illustrator Jerry Pinkney. It is about a young man, Jack, who due to bitter experience keeps his heart in a bucket but then loses it. "BookList", in a review of "The Man Who Kept His Heart in a Bucket", wrote "The bold watercolors that sweep across the pages of this picture book demand a strong story line. Levitin delivers a respectable one," and the "School Library Journal" wrote "Levitin's cleverly created story, structured