54 SOCIAL SCIENTIST modern agricultural technology for their socio-economic uplift-ment leaving behind their traditional jhum system. In other words, it may be said that the Reang community is consequently breaking up, with diverse local interests tending to pull them in opposite directions. The Reangs today are the most unstable tribal society in Tripura and pose a serious challenge to the administrator, politician and above all social scientists. R K SAMANTA (The author is grateful to Balaka Chaudhury for her help in the compilation and preparation of this paper.) 1 Omesh Saigal, Tripura—Its History and Culture, Delhi, Concept Publishing Company, 1978. 3 T H Lewin, The Hill Tracts of Chittagong and the Dwellers Therein, Calcutta, Bengal Printing Co, 1869. B Saigal, op. cit. 4 Bhabananda Mukherjee, "The Reang," Bulletin of the Department of Anthropology, Vol VIII, No I, 1959. 6 Ibid. 6 B Mukherjee, op cit* 7 Ibid. 8 L P Vidyarthi, "Cultural Change in the Tribes of Modern India", presidential address to the Anthropological and Archaeology Section of the 55th Indian Science Congress, 1968, published in Journal of Social Research, Vol XI, No 4. 9 L P Vidyarthi and B K Rai, The Tribal Culture of India, Delhi, Concept Publishing Company, 1977.