Dr. Umberto Desideri is currently working as Professor of Thermal Machines at the University of Pisa, Italy. He has completed his Ph.D. in Energy Engineering from University of Florence, Italy. He also appointed as Assistant Professor, Associate Professor and Professor at University of Perugia, Italy. He is member of editorial board in ASME Journal of Fuel Cell Science and Technology, Journal Applied Energy, Journal Applied Thermal Engineering, and Journal Energy Conversion and Management. He is member of following committees and societies, International Scientific Committee of ICAE2012 (Suzhou, China), ICAE2013 (Pretoria, South Africa), ICAE2014 (Taipei, Taiwan) and ICAE2015 (Abu Dhabi, UAE), Committee of the American Society of Mechanical Engineers, member of American Society of Mechanical Engineers, and member of the scientific board of CRIBE. He successfully completed number of research projects. His main area of research interest focuses on Innovative and High Efficiency Fossil Fired Power Generation Systems, Renewable Energy Systems such as Geothermal, Thermal and Concentrated Solar Power, PV, Biomass to Energy Systems, Hydrogen and Fuel Cells, Carbon capture and storage, Energy saving in buildings and industry, Tri-Generation and Polygeneration, Energy efficient Buildings, Building Integrated renewable Energy Systems, and LCA (Life cycle assessment) and Carbon Footprint Studies. He is author and co-author of 194 journal papers. He was received Best Paper Award of the Coal Biomass and Alternative Fuels committee of the International Gas Turbine Institute.