Complex sentence: Alison Lester, born 17 November 1952, is an Australian author and illustrator who has published over 25 children's picture books and two young adult novels; "The Quickstand Pony" and "The Snow Pony".
Split into simpler sentences: Alison Lester, born on 17 November 1952, is an Australian author and illustrator. She has published over 25 children's picture books and 2 young adult novels; "The Quickstand Pony" and "The Snow Pony".