Kaitlin and Aaron Tait run accelerator programs in developing communities around the world.

By fostering entrepreneurs in Australia, Bangladesh, Kenya and South Africa, YGAP's Spark International has improved the lives of more than 150,000 people living in poverty by helping founders on the ground launch ventures to drive change in areas like education and health.

The former development workers are shifting social change from the realm of charities to the business of startups.

Produced and hosted by StartupSmart journalist Dinushi Dias