Ignatius Sehoole is no stranger to difficult tasks. He decided to become a Chartered Accountant because he didn’t see too many people who looked like him in the profession and then after being expelled from university for striking against corruption, rose to become one of the most well respected voices in the South African audit profession and the man picked to rebuild a battered KPMG. In this CNBC Africa exclusive he shares his story and vision for an industry darkened by corruption.