Biswajit Roy Chowdhury is a noted conservationist and also an ace wildlife photographer. He is the Founder Secretary of Nature Environment & Wildlife Society and Editor of the wildlife magazine, Environ. His other publications on wildlife are Natural Wonders of Asia, Natural Wonders of India & Nepal, The Sunderbans - a pictorial field guide, Wildlife of Kolkata, Bone Bone Berai and Paschim Banglar Pakhi. Pradeep Vyas is an officer of the Indian Forest Service and has worked in several wildlife areas for more than a decade. He held the position of the Field Director of Buxa Tiger Reserve and at present holds the office of the Field Director of the Sunderban Tiger Reserve as the Special Chief Conservator of Forests. In recent years he has implemented many modern techniques to minimize man-tiger conflict and anti-poaching activities in the Sunderbans. His earlier publication was The Sunderbans - a pictorial field guide.