Graphic novels for younger teens

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Jimmy Gownley will discuss his graphic memoir "The Dumbest Idea Ever!," about an idea that turned his life upside-down; Dave Roman will discuss "Astronaut Academy: Re-entry," the sequel to his book about a futurist school; and Raina Telgemeier will discuss her memoir "Sisters," about her desire to be a big sister, until she gets more than she bargained for