Professor Aguinis is an expert in the fields of organizational behavior, human resource management, and research methods and analysis. His research is interdisciplinary and addresses the general themes of corporate responsibility, diversity (both domestic and international), and ethics. He has published five books and 70 refereed journal articles. Also, he delivered more than 80 invited presentations at universities in the United States, Asia (China, Malaysia, Singapore), Australia, Europe (e.g., France, Spain), Central and South America (e.g., Argentina, Peru, Puerto Rico), and South Africa.

He is a Fellow of the American Psychological Association, the Association for Psychological Science, and the Society for Industrial and Organizational Psychology. He received the Academy of Management Research Methods Division Robert McDonald Advancement of Organizational Research Methodology Award (2009), the Academy of Management Research Methods Division Advancement of Organizational Research Methodology Award (2001), and the Journal of Organizational Behavior Best Paper of the Year Award (1996). He served as Editor-in-Chief of Organizational Research Methods, and has served the Academy of Management as Chair of the Research Methods Division, Program Chair of the Iberoamerican Academy of Management, and elected member of the Executive Committee of the Human Resources Division.

In addition to his academic activities, Professor Aguinis has consulted with organizations in the U.S., Europe, and Latin America including the United Nations, the City of San Francisco Police Department, and Kronos. In 2006 he was appointed by the U.S. Department of State to serve a five-year term on the Board of Examiners for the United States Foreign Service. Also, he has provided expert testimony and written briefs for several high-profile court cases, including the highly publicized Ricci v. DeStefano U.S. Supreme Court case involving firefighters in the City of New Haven (Connecticut).