The Inter-house SIS Chairman’s Polemic Challenge was held on 2nd June 2016 at Shantiniketan Indian School. The debate was on ” It is too late to reverse climate change through conscious global efforts.” Mr. Surya Narayanan the current director of area 18 of toastmasters ,Mrs. Sunitha Saini of toastmasters, Mrs. Alarmel Mangai Ramesh of toastmasters and Mr. Jose Thomas Teacher and an English language expert from DPS MIS graced the occasion as the panel of judges. Esrat Jahan of red house won as the best speaker award. Sumaya Adam Abdi of blue house won the second best speaker and Aneesa Nisamudheen won the best rebuttal award. The overall championship was won by the red house.