Mary Pope Osborne is the author of the New York Times #1 bestselling Magic Tree House series, as well as co-author of the Magic Tree House Fact Tracker series, along with her husband, Will, and her sister, Natalie Pope Boyce. For more information, visit the Magic Tree House® website at MagicTreeHouse.com.
Barbara Park was best known as the creator and author of the New York Timesbestselling Junie B. Jones series, the stories of an outrageously funny kindergartener that have kept kids laughingand readingfor over two decades. The series was consistently a #1 New York Times bestseller, spending over 180 weeks on the list. She wrote more than 50 books for young readers and has won more than 40 childrens book awards.
Ron Roy is the author of dozens of books, including the popular A to Z Mysteries, Calendar Mysteries, and Capital Mysteries series. When not working on a new book, Ron likes to teach tricks to his dog, play poker with friends, travel, and read thrilling mystery books. Visit Ron at RonRoy.com.
Born in Portland, Maine, in 1928, Marjorie Weinman Sharmat dreamed of becoming a writer and she would eventually be the author of more than 130 books for children of all ages. Another of her childhood dreams, that of becoming a detective, has also been realized in her popular Nate the Great series. Nate the Great Saves the King of Sweden has been named one of the New York Public Librarys 100 Titles for Reading and Sharing.
J. C. Greenburg is the author of many books for young people in the library and reference fields. Shes a frequent visitor to schools and pays close attention to kids feedback. Shes married to Dan Greenburg of the Zack Files and Weird Planet series, and lives in Hastings-on-Hudson, New York.