Isabel GreenbergIsabel Greenberg.

Isabel Poppy Greenberg (born 1988) is a British graphic novelist and illustrator. Her first book, The Encyclopedia of Early Earth, was published in 2013 by Jonathan Cape in the United Kingdom; Little, Brown and Company in the United States, and Penguin Random House in Canada. Greenberg also made a short film in 2018 called Janet, Who Fell From The Sea.