What is brain drain? According to Wikipedia, A brain drain or human capital flight is an emigration of trained and talented individuals ("human capital") to other nations or jurisdictions.
As far as India is concerned, its most talented 5% students (the best and the brightest) every year leave for US, UK, Germany, Australia, New Zealand etc. thus creating a havoc for the domestic industries like mechanical, electrical, electronics, civil, instrumentation, chemical, biomedical and lastly software engineering. Same is the scenario with other sectors like medicine and food and beverage etc. 
But now as India ii emerging in varied fields (poised for a GDP growth of 8% amidst global slowdown), Indians residing in different parts of the world with relevant experience are coming back to India.
Vish Ramamurti is home again. Sixteen years after leaving India to pursue a better life in the United States, the 37-year-old electrical engineer has returned to Bangalore. There were many reasons for his reverse migration: ageing parents, homesickness and a desire to teach his children his native language. But the real driver was job opportunity. Read
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