Site Navigation Articles Authors Featured Authors Genres Languages Newsletter Archive Recommended Titles eBook Deals Action & Adventure Biographies & History Children's Cooking & Health Fantasy Historical Fiction Horror Literary Fiction Mystery & Thriller Non-Fiction Paranormal Romance Science Fiction Teen & Young Adult Xor: The Shape of Darkness Moshe Sipper Can Lewis Nash become the powerful Shaper he was destined to be and save Xor? Teen & Young Adult Free $4.99 Amazon About the Author Moshe Sipper is a professor of artificial intelligence, an author, and a cartoonist. He has published over 180 scientific publications, 3 research books, and 4 fiction books. Author Links Website/Blog Amazon