Supriya, is a noted peace activist, human rights campaigner, and an author. She is a board member of the Hague Justice Portal, which was launched by Her Royal Highness Princess Margriet of the Netherlands in The Hague. She is the education and peace ambassador for Caravan for Peace, an NGO with more than fifty international Olympians in partnership with Peace and Sport, which is under the patronage of Prince Albert II of Monaco.
Supriya’s debut book, Battling Injustice: 16 Women Nobel Peace Laureates, which is based on her interviews with Nobel Peace Laureates(published by HarperCollins) won her acclaim and endorsements from a number of prominent international figures. As a peace activist, Supriya has interviewed and discussed the issues of human rights and world peace with several Nobel Peace Prize laureates, international celebrities, and numerous world leaders: the last leader of the Soviet Union, Mikhail Gorbachev; Prime Minister of New Zealand, Jacinda Ardern, Nobel Peace Laureate Malala Yousafzai; former Prime Minister of Poland and Nobel Peace Prize laureate Lech Walesa; former President of India Pranab Mukherjee; former President of Colombia and Nobel Peace Prize laureate Juan Manuel Santos; Former, Prime Minister of Australia -Jullia Gillard,Cherie Blair-British Barrister and wife of former Prime Minister of UK, former Vice-President of Egypt and Nobel Peace Prize laureate, Mohamed Mustafa ElBaradei; former President of France, Nicolas Sarkozy; Prime Minister of Iceland, KatrínJakobsdóttir; Nobel Peace Prize laureate and head of NLD Aung San Suu Kyi; former President of Liberia, Ellen Johnson Sirleaf, His Holiness the 14th Dalai Lama, Nobel Peace Laureates- Jody Williams, Rigoberta Menchu, Tawakkol Karman, Shirin Ebadi, Leymah Gbowee, Mairead Maguire, Betty Williams, Princess of Monaco- Charlene, Princess Laurentien of Netherlands, Muhammad Yunus- Nobel Peace Laureate, President of International Criminal court, Silvia Fernandez de Gurmendi,Chief prosecutor of International criminal court (128 member countries)- FatouBensouda, Kerry Kennedy, Gloria Steinem, Sharon Stone, and David Lynch.