Rachel Dougherty is the illustrator of three educational picture books, Your Life as a Cabin Attendant on the Titanic, Your Life as a Pioneer on the Oregon Trail, and The Twelve Days of Christmas in Pennsylvania. Dougherty is the author of the nonfiction early reader A Raccoon at the White House. She is a lifelong history buff and believes that some of the best stories out there are the true ones. Secret Engineer: How Emily Roebling Built the Brooklyn Bridge is the first picture book she has both written and illustrated. She lives in Philadelphia.