Who is Dr. Dilip Mahalanabis, the late ORS pioneer soon to be conferred with Padma Vibhushan?

Renowned physician Dr. Dilip Mahalanabis is finally going to get the credit he deserved from the Indian government. After years of delay, the President has decided to confer the Padma Vibhushan (posthomous) to the ORS developer, who is credited with pioneering the oral rehydration therapy which has till date helped save millions of lives worldwide.