Dr. C. Emmanuel is Director and Senior Scientist at International Centre for Biomedical Sciences and Technology, a unit of Frontier Lifeline and Dr. K. M. Cherian Heart Foundation. He completed M.Sc. from Dr. A.L. Mudaliar P.G. Institute of Basic Medical Sciences, Chennai. He obtained M.Phil and Ph.D. from Birla Institute of Technology and Science, Pilani. He has published many research papers. He has 15 years of teaching experience. Rev. Fr. Dr. S. Ignacimuthu, s.j., a Jesuit priest, is the Director of Entomology Research Institute, Loyola College, Chennai. He completed his M.Sc. from the University of Madras and his M.Phil. and Ph.D. from the University of Delhi, with outstanding merit. He obtained his D.Sc. from the University of Madras. He is a fellow of several national and international scientific associations. He has published more than 200 research papers and 30 books, some of which are used as text books all over India. He has been the Vice Chancellor of Bharathiar University, Coimbatore and University of Madras, Chennai. Dr. S. Vincent is Reader in P.G. & Research Department of Advanced Zoology and Biotechnology, Loyola College, Chennai. He has completed M.Sc. and M.Phil. at St. Xavier's College, Palayamkottai. He finished his Ph.D. at Loyola College, Chennai. He has published 40 research papers in national and International Journals. "Sutrusoozhal Sudar Oli Virudhu" (Environment Educator and Awareness Award) was conferred on him by the Government of Tamil Nadu in 2001. Recently he was appointed as a Steering Committee Member in the Ministry of Environment and Forests, Government of India. He has 12 years of teaching experience.