Instruct: Classify a given review into positive or negative sentiment.
Query: This is a new edition so please disregard all reviews with dates older than 2009

This is a new edition of Charter Schools, 2nd edition. Pleaser ignore all reviews that are dated before 2009. The book was reviewed in 2002 by David Levin and it is now 2009. the book doesn't even have the same title.Danny WeilAuthor