The first meeting of the Prime Minister's Global Advisory Council is now underway in New Delhi.<br/><br/>Twenty top global business leaders and economists of Indian origin including Nobel Laureate Amartya Sen, Steel Magnate L N Mittal and Pepsi Chief Indra Nooyi are attending the meeting. <br/><br/>Nearly 1,500 delegates from over 50 countries including top businessmen, economists, entrepreneurs and scientists are participating in the three-day Parvasi Divas event which began in the capital today. The Prime Minister Dr Manmohan Singh will address the eighth edition of the Pravasi Bhartiya Divas tomorrow while the President Mrs.Pratibha Devisingh Patil will deliver her valedictory address on Saturday.<br/>