BBC News, Bangalore
Long known for its outsourcing, India is now increasingly marketing itself as a destination for affordable education.
From his bedroom in Bangalore, biology teacher Vishal Bhatnagar uses an electronic pen to highlight the main parts of the human endocrine system on the laptop screen in front of him.
“What I’m trying to show you,” he says, speaking into a headset, “is that most of the chemicals in the body are poured into the blood to be effective.”
Eight thousand kilometres (5,000 miles) away in London, student Veenesh Halai follows along, making notes and asking questions.
They’ve been brought together by a high-speed internet connection and a growing global appetite for cheap, one-on-one tuition.