Glenn Frankel was the Washington Post's bureau chief in Southern Africa, Jerusalem and London, and winner of the 1989 Pulitzer Prize for International Reporting. He is Director of the School of Journalism at the University of Texas at Austin in the USA.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyses reviews to verify trustworthiness.