Dr Cyrus Poonawalla embarked on his journey to establish Serum Institute of India with a capital equivalent of US$25,000, in order to make low-cost vaccines available in his country. Today, Serum Institute is the world's largest producer of vaccines by number of doses, producing more than 1.5 billion doses a year of life-saving vaccines used in over 170 countries to combat infections.

Under Dr Poonawalla's leadership marked by vision, grit and innovative approach, Serum Inst