Dr. Ajay K. Manrai is Professor Emeritus of Marketing at the Alfred Lerner College of Business and Economics, University of Delaware. As Editor-in-Chief of the Journal of Global Marketing (Taylor & Francis), a Scopus Q1, Best Quartile journal with a 2024 Scopus CiteScore of 7.7 and a Clarivate ESCI Indexed journal with a Journal Impact Factor of 4.3 in 2024) and former President of the International Management Development Association (2010-2012), Professor Manrai is a marketing luminary ranked in the top 0.8% of scholars globally (ScholarGPS 2024). He holds a Ph.D. from the Kellogg School of Management at Northwestern University (ranked 31st in the 2025 World University Rankings), an MBA from the Indian Institute of Management, Ahmedabad, and a B.Tech in Mechanical Engineering from the Indian Institute of Technology, Delhi.
With over four decades of academic experience, Dr. Manrai has held faculty appointments at the Kellogg School, the Wharton School of the University of Pennsylvania (ranked 14th in the 2025 World University Rankings), and the University of Delaware’s Alfred Lerner College. He has authored over 150 peer-reviewed publications in high-impact journals, including Marketing Science (ABS 2024, 4), Journal of Marketing Research (ABS 2024, 4), Journal of International Marketing (ABS 2024: 3), Journal of Global Marketing, International Business Review (ABS 2024: 3), Journal of Business Research, and Psychometrika (ABS 2024: 3).
Dr. Manrai’s accolades reflect his impact, including the University-wide Excellence in Teaching Award (1994) and multiple Alfred Lerner College of Business and Economics MBA and EMBA Teaching Awards. As a global academic leader and mentor, he has traveled to over 150 countries across seven continents. He received a Fulbright-Nehru Senior Research Scholar grant (India, 2011) and continues to support the scholarly community through editorial leadership, mentorship, and international engagement
Joseph F. Hair is Director, Ph.D. Program in Business Administration, Mitchell College of Business, University of South Alabama, U.S.A. He is ranked #1 globally in Marketing, Multivariate Data Analysis, Structural Equation Modeling, and Business Analytics. His career citations exceed 591,000 and his H-Index and I-10 index are 146 and 633, respectively. Joe has published over 146 editions of his books, including Multivariate Data Analysis, Cengage Learning, U.K., 8 th edition 2019 (cited 200,000+ times and one of the top five ranked all time social sciences research methods textbooks); Essentials of Business Research Methods, Routledge, 5 th edition 2024; A Primer on Partial Least Squares Structural Equation Modeling, Sage, 4 th edition 2026; Partial least squares structural equation modeling (PLS-SEM) using R: A workbook, Springer, 2 nd edition 2025; Advanced Issues on Partial Least Squares Structural Equation Modeling, Sage, 2 nd edition 2024; Essentials of Marketing Research, McGraw-Hill, 6 th edition 2026; MKTG, Cengage Learning, 2024; and Essentials of Marketing Analytics, 2 nd edition, McGraw- Hill, 2024. He has published 180+ articles in scholarly journals such as the Journal of Academy of Marketing Science, Journal of Marketing Research, Organizational Research Methods, Harvard Business Review, European Journal of Marketing, Journal of Family Business Strategy, European Management Journal, and others.