Dr. Agarwal has been actively involved in research as well as pedagogical activities for the last 49 years. His major research interests include Numerical Analysis, Differential and Difference Equations, Inequalities, and Fixed Point Theorems. He has published 46 research monographs and more than 1,700 publications (with almost 500 mathematicians all over the world) in prestigious national and international mathematics journals.  Dr. Agarwal worked previously either as a regular faculty or as a visiting professor and scientist in universities in several countries, including India, Germany, Italy, Canada, Australia, USA, Singapore, and Japan.  He has held several positions including Visiting Professor, Visiting Scientist, and Professor at various universities in different parts of the world. Specially, during 1980-81, he was awarded most respected Alexander Von Humboldt Foundation Fellowship to work with Prof. Dr. G. Hammerlin at der Ludwig - Maximilians Universitat, Munchen, Germany, and during (1981-82) he worked as a Visiting Professor with Prof. Roberto Conti, Instituto Matematico, Firenze, Italy. He has been ranked as a Highly Cited Researcher for 14 consecutive years, and has also been recognized as one of the “World’s Most Influential Scientific Minds” in 2014 and 2015 by Thomas Reuters (World’s most prestigious scientific organization). In 2020 he has been listed among world's Top 2% Scientists by Stanford University. According to Google Scholar, Dr. Agarwal is cited more than 40,000 times, and on MathSciNet, his work is cited more than 16,000 times by 6200 scientists.  Dr. Agarwal is the recipient of several notable honors and awards, including Doctor Honoris Causa (2015 by University of Constanta, Romania), Professor Honoris Causa (2015 by University of Cluj, Romania), Honorary Doctorate (2017 by University of Nis, Serbia), Doctor Honoris Causa (2017 by Plovdiv University, Bulgaria), Doctor Honoris Causa (2017 by Constantin Brancusi, University of Targu-Jiu, Romania), Doctor Honoris Causa (2017 by University of Oradea, Romania, 2017), Doctor Honoris Causa (by 1 December 1918, University of Alba Lulia,, Romania),  Honorary Doctorate (2019 by Istanbul Gelisim University, Turkey), and Doctor Honoris Causa (2019 by Transilvania University of Brasov , Romania). He was also nominated as a possible candidate for a Banco Bilbao Vizcaya Argentaria (BBVA) Foundation Frontiers of Knowledge Award, an international award scheme recognizing significant contributions in the areas of scientific research and cultural creation.  Many BBVA award winners are Nobel laureates, including Stephen Hawkins. Florida Institute of Technology (USA) and King Abdulaziz University have recently offered him Distinguished University Professorship of Mathematics. Dr. Agarwal regularly disseminates his research at invited talks/colloquiums (over 100 Institutions all over the world). He has been invited to give plenary/keynote lectures at international conferences in the USA, Russia, Italy, India, Portugal, Poland, Spain, Vietnam, China, Taiwan, Korea, Malaysia, Thailand, Romania, Saudi Arabia, Germany, Canada, Singapore, Turkey, Ukraine, Greece, and Japan.  He has served over 40 Journals in the capacity of an Editor/Honorary Editor, or Associate Editor.