Studying India’s Maha Kumbh Mela Festival, Harvard Business Review Blog Jan 26, 2013 | News Tarun Khanna, Director of SAI and Jorge Paulo Lemann Professor at HBS, writes on the Mapping the Kumbh Mela project in the Harvard Business Review Blog: Studying India’s Maha Kumbh Mela FestivalFiled under: All, Business, Media