Amlan Roychowdhury holds a Masters degree in Anthropology from Calcutta University. His website ^(a) has a number of interesting articles including one on Atlantis, which is supportive of the idea that the Vedic Civilisation, which lasted until the 6th cntury BC, could have been the remnants of Atlantis.

^(a) http://www.articlesbase.com/news-and-society-articles/is-vedic-civilization-the-remnants-of-the-legendary-atlantis-1432251.html