[4] According to Ron Suskind's One-percent Doctrine, he was the mastermind of a planned cyanide gas attack on both the New York City Subway and the PATH (both of which were canceled shortly before they were to happen).
According to Ron Suskind's One-percent Doctrine, First, it was discovered that this al-Ayeri was behind a Web site, al-Nida, that U.S. investigators had long felt carried some of the most specialized analysis and coded directives about al Qaeda's motives and plans.
A second book, Crusaders' War, outlined a tactical model for fighting the American forces in Iraq, including "assassination and poisoning the enemy's food and drink," remotely triggered explosives, suicide bombings, and lightning strike ambushes.
[7] He was married to the sister of the wife of Shaykh Sulayman al-Ulwan, himself considered a radical cleric and put in jail by the Saudi authorities for this reason, with whom he had three daughters.
[2] The scholar of Islamism Roel Meijer says that "what immediately strikes the reader of the works of Ayiri is their scope, depth, and length" as "between 1998, when he was released from prison, until his death [in 2003], he managed to publish hundreds of pages" on different topics.