Dr. Ibrahim Dincer is professor of Mechanical Engineering at the Ontario Tech. University and visiting professor at Yildiz Technical University. He has authored numerous books and book chapters, and many refereed journal and conference papers. He has chaired many national and international conferences, symposia, workshops, and technical meetings. He has also delivered many plenary, keynote and invited lectures. He is an active member of various international scientific organizations and societies, and serves as editor in chief, associate editor, regional editor, and editorial board member for various prestigious international journals. He is a recipient of several research, teaching and service awards, including the Premier?s Research Excellence Award in Ontario, Canada. For the past seven years in a row he has been recognized by Thomson Reuters as one of The Most Influential Scientific Minds in Engineering and one of the Most Highly Cited Researchers. Dogan Erdemir is assistant professor at Erciyes University in Turkey and a visiting researcher at Ontario Tech. University in Canada. He is an expert on thermal energy storage systems.