 A review by academic blogger Scott Locklin notes that Lewis had never spoken to, nor cited, a single high-frequency trader in the book.Andrew Ross, writing in The Guardian, praised the book as an "effective exposé" but criticizes the author for arguing for the "heroism" of one group of financial insiders over another.A month later, an article in The Economist noted that Lewis's book had generated "vigorous criticism", but that there may be some merits in its liquidity concerns.