Seyed Hamed Mahdaviani received his B.Sc. degree in Chemical Engineering-Petrochemical Industries from Amirkabir University of Technology (Tehran Polytechnic), Tehran, in September 2006 and his M.Sc. degree in Chemical Engineering-Thermodynamics & Kinetics from Iran University of Science and Technology (IUST), Tehran, Iran in April 2010. Title of his B.Sc. thesis was "Study of production process of ethylene oxide: Relevant technologies, catalyst and mathematical modeling of reactor" under supervision of (late) Prof. Morteza Sohrabi. His M.Sc. project was related to "Investigation of various modifiers and promoters in the structure of homogeneous catalyst of 1-butene for the activity enhancement and reduction of heavy and polymeric materials" under supervision of Dr. Matin Parvari and consultation of Dr. Davood Soudbar. He is now senior catalyst researcher of R&D division of Arak Petrochemical Company (ARPC) and has a great experience in industrial homogeneous and heterogeneous catalysis, process optimization, chemical reaction engineering and Design of Experimental methods. He has many publications including 21 high quality peer-reviewed papers in scientific journals and international conferences, a book chapter (Springer, Dordrecht) , an Iran patent (commercialized) and several research and technical reports. Seyed Hamed Mahdaviani has received several honors and awards for his outstanding efforts in his research works. In December 2015, he was selected as the first person of superior industrialist and distinguished researcher in the Festival of Research & Technology of Oil Industry in Tehran, Iran. In addition, he could attain level of Researcher with a top score (7th rank in Chemical Engineering in Iran) in 3rd Festival of Appreciation from Iranian Researchers in February 2019, Babolsar, Iran. He has been invited to the several reputed international conferences to give a keynote speech. In regard to his contributions to reviewing papers, he has received certificate of reviewing from Elsevier in recognition of the review made for 'Applied Catalysis A: General' in March 2016. He is reviewer of journals of 'Recent Innovations in Chemical Engineering' published by Bentham Science, 'Modern Research in Catalysis' and 'Materials Science and Chemical Engineering' owned by Scientific Research Publishing (SCIRP). Moreover, he has reviewed 3 papers for 5th Global Conference on Polymer and Composite Materials (PCM 2018) held in Kitakyushu, Japan. In February 2018, he has joined 'Archives of Petroleum and Environmental Biotechnology' (Gavin Publishers) as a member of Editorial Board. He was member of Technical Program Committee (TPC) of 7th Global Conference on Materials Science and Engineering (CMSE 2018) scheduled in Xi’an, China during November 1st-4th, 2018. He had joined World Congress and Expo on Recycling 2018 as Organizing Committee Member (OCM) held during August 29-30, 2018 in Berlin, Germany (supported by Meetings Int. PTE Ltd (Singapore)). In addition, he was a member of organizing committee of European Congress on Advanced Chemistry held during July 12-13, 2018 in Paris, France (supported by EuroSciCon Ltd (UK)). He had been appointed as TPC member for 3rd International Conference on New Energy and Future Energy System (NEFES 2018) scheduled for August 21st - 24th, 2018 in Shanghai, China. He had been also invited to be TPC member of 3rd International Conference on Modeling, Simulation and Applied Mathematics (MSAM 2018) held during July 22-23, 2018 in Shanghai, China (sponsored by Advanced Science and Industry Research Center (ASIRC) and ATLANTIS PRESS). He had joined World Congress on Biopolymers and Bioplastics 2018 as OCM (by Meetings Int. PTE Ltd) scheduled for August 29-30, 2018 in Berlin, Germany. He has selected as a member of International Scientific Committee of the "4th International Symposium on New and Advanced Materials and Technologies for Energy, Environment, and Sustainable Development"; This symposium was held as part of 2018 Sustainable Industrial Processing Summit (SIPS 2018) during 4-7 November 2018 in Rio de Janeiro, Brazil (supported by FLOGEN Star OUTREACH (USA/Canada)). Seven Nobel Laureates and 2016 American Chemical Society (ACS) President were as distinguished guests invited to the symposium. He is an OCM of 6th World Congress on Chemical Engineering and Catalysis during November 27-28, 2019 at Singapore (supported by Conference Series LLC Ltd). He has joined 8th CMSE as TPC member which will be held during November 12-15, 2019 in Sanya, China. Furthermore, he is a member of TPC of 7th International Conference on Catalysis (ICC 2019) which will be held from July 19-21, 2019 in Guilin, China (organized by Engineering Information Institute and co-sponsored by SCIRP). He has joined International Conference on Chemical Engineering and Catalysis as OCM which will be held in Las Vegas, USA, during November 12-14, 2019.