A literary festival boasting a star-studded line-up of best-selling authors, comedians, screenwriters and food critics returns to a seaside town. The Creative Folkestone Book Festival, curated by award-winning author and journalist Sophie Haydock, will once again celebrate reading and writing with guest speakers such as Helen Lederer, David Nicholls and Jay Rayner. This year’s festival will open with a talk from American author Tracy Chevalier, known for her 1999 bestseller Girl With a Pearl Earring. The 11-date programme will then continue with renowned writers such as One Day author David Ni…