Manoj Sahni is working as Associate Professor and Head at the Department of Mathematics, School of Technology, Pandit Deendayal Energy University, Gandhinagar, Gujarat, India. He has more than 17 years of teaching and research experience. He holds a M.Sc. degree in Mathematics from Dayalbagh Educational Institute (Deemed University), Agra, M.Phil. from IIT Roorkee, and a Ph.D. degree in Mathematics from Jaypee Institute of Information Technology (Deemed University), Noida, India. He has published more than 60 research papers in peer-reviewed journals, conference proceedings, and chapters with reputed publishers like Springer, Elsevier, etc. He also serves as Reviewer for many international journals of repute. He has conducted the 1st International Conference on Mathematical Modeling, Computational Techniques, and Renewable Energy on February 21-23, 2020. He has contributed to the scienti¿c committee of several conferences and associations. He has delivered many expert talks at thenational and international level. He has organized many seminars, workshops, and short-term training programs at PDEU and various other universities. He has also organized special Symposia in an International Conference (AMACS2018) on Fuzzy Set Theory: New Developments and Applications to Real-Life Problems held at London in 2018. He is Member of many international professional societies, including the American Mathematical Society, Forum for Interdisciplinary Mathematics, Indian Mathematical Society, IAENG, and many more. José M. Merigó is Professor at the School of Information, Systems & Modeling at the Faculty of Engineering and Information Technology at the University of Technology Sydney (Australia) and Part-Time Full Professor at the Department of Management Control and Information Systems at the School of Economics and Business at the University of Chile. Previously, he was Senior Research Fellow at the Manchester Business School, University of Manchester (UK), and Assistant Professor at the Department of Business Administration at the University of Barcelona (Spain). He holds a Master and a Ph.D. degree in Business Administration from the University of Barcelona. He also holds a B.Sc. and M.Sc. degree from Lund University (Sweden). He has published more than 500 articles in journals, books, and conference proceedings, including journals such as Information Sciences, IEEE Computational Intelligence Magazine, IEEE Transactions on Fuzzy Systems, European Journal of Operational Research, Expert Systems with Applications, International Journal of Intelligent Systems, Applied Soft Computing, Computers & Industrial Engineering, and Knowledge-Based Systems . He has also published several books with Springer and with World Scientific. He is on the editorial board of several journals, including Computers & Industrial Engineering, Applied Soft Computing, Technological and EconomicDevelopment of Economy, Journal of Intelligent & Fuzzy Systems, International Journal of Fuzzy Systems, Kybernetes, and Economic Computation and Economic Cybernetics Studies and Research. He has also been Guest Editor for several international journals, Member of the scientific committee of several conferences, and Reviewer in a wide range of international journals. Recently, Thomson & Reuters (Clarivate Analytics) has distinguished him as Highly Cited Researcher in Computer Science (2015-present). He is currently interested in decision making, aggregation operators, computational intelligence, bibliometrics, and applications in business and economics. Ritu Sahni is visiting faculty at Pandit Deendayal Energy University, Gandhinagar, Gujarat, India and former Assistant Professor in the Institute of Advanced Research, Gandhinagar, Gujarat, India. She has more than fifteen years of teaching and research experience. She has published more than 30 research papers in peer-reviewed International Journals and Conferences. She is the reviewer of many International Journals and is member of Indian Science Congress and many other well-renowned societies. She has delivered many talks in National and International Conference across the globe. She has also organized many National level Seminars, Workshops in her Institute. She has published many papers in SCI, Scopus, ESCI and many other Journals. She is presently working in the area of Fixed Point Theorems, Numerical Methods, Fuzzy Decision Making Systems and other allied areas. Rajkumar Verma is working as Postdoctoral Research Fellow at the Department of Management Control and Information Systems at the University of Chile. Before joining the University of Chile, he was Assistant Professor at the Department of Mathematics, Delhi Technical Campus, India. He holds a M.Sc. degree in mathematics from Chaudhary Charan Singh University, Meerut, and a Ph. D. degree in Mathematics from the Jaypee Institute of Information Technology, Noida, India. He has published more than 45 research papers in journals and conference proceedings, including the International Journal of Intelligent Systems, Journal of Intelligent & Fuzzy Systems, Kybernetika, Informatica, International Journal of Machine Learning and Cybernetics, International Journal of Uncertainty, Fuzziness, and Knowledge-Based Systems, Soft Computing, Applied Mathematical Modelling, and Neural Computing and Applications. He has contributed to the scientific committee of several conferences and associations. He also serves as Reviewer for many international journals. He is Member of many international professional societies, including the American Mathematical Society, IEEE Computational Intelligence Society, Forum for Interdisciplinary Mathematics, Indian Mathematical Society, and Indian Society of Information Theory and Applications.
