'Secrets of the Temple : : hidden secrets of the Muslim Brotherhood' by Tharwat Khirbawi. After the success of his first book 'The Heart of the Brotherhood' revealing secrets of his departure from the Muslim Brotherhood and its decistion-making methods, Khirbawi offers in this book hidden secrets and other aspects not previously revealed. An expert by studying and living for years in the organization, Khirbawi reveals information not for the purpose of insulting, but rather to understand circumstances and happenings.