Ruby Shamir is an award-winning children's book author whose titles include the What's the Big Deal About...American history and civics series. She previously worked in government and politics-in the White House, in the U.S. Senate, and on a bunch of campaigns-and writes to share with readers what she learned in those roles. She lives in the Bronx, New York, with her husband and three children.

Andrew Joyner is an Australian illustrator and cartoonist. In 2009 his first picture book was published, The Terrible Plop, written by Ursula Dubosarsky. The book has been shortlisted for many awards (including the CBCA Book of the Year 2010 and the PM’s Literary Awards 2010), and has been made into an acclaimed play - Plop! - by South Australia’s Windmill Theatre.

In 2011, Andrew released his own series of books, All About Boris, a loveable and adventurous warthog. Along with his children’s book work, Andrew illustrates regularly for newspapers and magazines, both locally and internationally, and in 2010 he illustrated Your Place or Mine? a cookbook by Gary Mehigan and George Calombaris of Masterchef. He lives in Strathalbyn, South Australia, with his family and nineteen pets.