On April 2, 2015, Director of the Public Opinion Institute Botagoz Rakisheva, the First Deputy Director Ainur Mazhitova, the Head of the Data Processing Department of this Institute Gulden Ashkenova, the Head of the Field Department Anastassiya Shandryga took part in a training for Kazakhstan experts on the development of the methodology "National Corruption Perception Index" organized by the Institute of Public Policy of "Nur Otan" Party and the Nazarbayev University Graduate School of Public Policy.