CIA Memo: Eyes Only - Countermeasures to Al-Qa'ida Resistance to Interrogation Techniques

This heavily redacted paper "discusses the techniques and strategies for resisting interrogation described in captured al-Qa'ida training manuals and other documents. It suggests methods for recognizing when sophisticated resistance to interrogation techniques are being employed by captured al-Qa'ida operatives and outlines strategies for developing countermeasures." It is noted that in this case, the paper is being provided for use with the interrogation of Abu Zubaydah.