About Markus Wolf:
Markus Johannes "Mischa" Wolf was head of the Main Directorate for Reconnaissance (Hauptverwaltung Aufklärung), the foreign intelligence division of East Germany's Ministry for State Security (MfS, commonly known as the Stasi). He was the MfS's number two for 34 years, which spanned most of the Cold War. Many intelligence experts[weasel words] regard him as one of the greatest spymasters of all time.