Harry Potter author J.K. Rowling has just announced the details, title and release date for her new book. J.K. Rowling’s new book will be titled ‘The Casual Vacancy’ and is aimed at an adult audience set in an idyllic English town called Pagford. There are more details on Rowling’s new book below. The release date of ‘The Casual Vacancy,’ J.K. Rowling’s newest book is set for September 27, 2012 and will be released worldwide. This will be J.K. Rowling’s first book after she wrapped up the mega hit series ‘Harry Potter.’ The seven-volume series about the adventures of a child wizard is one of the most successful fictional series in history. The books also led to the Harry Potter movies, which were also a huge success. And ‘The Casual Vacancy’ is already receiving rave reviews and is predicted to be another best-seller, according to Jon Howells of British book store chain Waterstones. “We were all expecting some sort of crime or mystery novel, but she h...