Ethics, Integrity and Aptitude About the Author Mr. M. Karthikeyan is the Director of Manidhanaeyam, a reputed institute that provides free coaching to deserving IAS aspirants. It has guided more than students in the last four years and a large number of them have successfully cleared the examination. The author teaches this paper ‘Ethics, Integrity and Aptitude’ (General Studies – Paper IV, Main examination) in this institute.