The book called What If by Randall Munroe is held by a person under a blanket.
Hand is holding a book that is saying Serious Scientific Answers to Absurd Hypothetical Questions.
A man holding a book titled What If? by Randall Munroe.
A person holding a box by Randall Munroe, creator of xkcd.
Someone is holding a book by Randall Munroe and is called what if.