J.K. Rowling’s Plot Spreadsheet for ‘Harry Potter and the Order of the Phoenix’

"It’s a piece of loose leaf paper where she outlines several chapters of Harry Potter and the Order of the Phoenix and, looking at this page, it’s quite obvious that Rowling knew exactly what was going on with everything in her books"


http://www.slashfilm.com/potd-jk-rowlings-plot-spreadsheet-for-harry-potter-and-the-order-of-the-phoenix/