The fourth International Energy and Sustainability Conference will be held on November 12th and 13th at Farmingdale State College. The theme of this year's conference is Renewables in Smart Grid Technology for a Sustainable Future with the emphasis on "Energy/Water/Food Nexus" concept. The conference will bring together the latest research and development works in energy and related topics, along with industrial and management issues and challenges. Experts in research as well as in industry will be invited to present the emerging technologies and future directions in their field.