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If only she could have used a Silencing Charm.
"I feel very angry that my trust turned out to be misplaced. To say that I am disappointed is an understatement," Rowling said in a statement to the U.K.'s Sunday Times (via the BBC). "I had assumed that I could expect total confidentiality from Russell, a reputable professional firm, and I feel very angry that my trust turned out to be misplaced."
By confidentiality, of course, the Harry Potter scribe is referring to the publication of her most recent tome, The Cuckoo's Calling, in which Rowling used the Galbraith pen name as part of a desire to secretly see how the book stacked up with critics and readers upon its April release—that is, without the baggage and hoopla that comes with being one of the world's most celebrated authors.