Leonard Berry: h-index, Total Citations, and Citation Map
Leonard Berry's h-index is 116 (309 i10-index, 276,472+ total citations across 102+ publications) according to Google Scholar as of August 2026. Leonard Berry is affiliated with University Distinguished Professor of Marketing, Mays Business School, Texas A&M University.
Leonard Berry is a researcher affiliated with University Distinguished Professor of Marketing, Mays Business School, Texas A&M University, specializing in Services Marketing, Service Quality, Health Services Research. Their work has been cited 276,472 times. This profile visualizes their global influence, highlighting strong citation networks in United States.
Leonard Berry's Citation Metrics
Bibliometric impact based on 102 indexed publications. Of these, 19 are original research articles — the rest are literature highlights, conference abstracts or theses.
- H-Index
- 116
- i10-Index
- 309
- Total Citations
- 276,472
- Citing Countries
- 74
As of August 2026.
Leonard Berry has an h-index of 116 and 276,472 total citations across 102 publications, with research cited by institutions in 74 countries.
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Global Impact Map
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SERVQUAL: A multiple-item scale for measuring consumer perceptions of service quality
198858,705
Top Citing Countries
Top Citing Institutions
Visa Evidence Package
Views and exports tuned for EB-1A, O-1A, and EB-2 NIW petitions. Sustained acclaim, geographic reach, and independent-citation filtering are the strongest evidence categories immigration adjudicators look for.
Significant Contributions
Auto-detected research lines — a seminal paper and the follow-up work building on it. Review and edit before using in a petition. Each Free PDF opens in a new tab — EB-1A organises this into the structure USCIS applies to Criterion 5 of 8 CFR § 204.5(h)(3)(v); EB-1B re-frames it under § 204.5(i)(3) (outstanding researcher); NIW presents it under prong 2 of Matter of Dhanasar.
The researcher established a foundational framework for balancing customer perceptions and expectations, subsequently demonstrating the behavioral consequences of service quality.
The researcher established a foundational conceptual model of service quality, providing a seminal framework that has profoundly shaped subsequent academic inquiry and theoretical development in marketing.
The researcher developed SERVQUAL, a seminal multi-item scale for measuring consumer perceptions of service quality, establishing a foundational framework for service marketing research.
Citation trend (last 10 years)Click to expand
Citation Trend (Last 10 Years)
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About Leonard Berry's research
Leonard Berry is a researcher in Services Marketing, Service Quality and Health Services Research at University Distinguished Professor of Marketing, Mays Business School, Texas A&M University. Their work has been cited 276,472 times across 102 publications (h-index 116), according to Google Scholar.
Their most-cited work, “SERVQUAL: A multiple-item scale for measuring consumer perceptions of service quality” (1988), has accumulated 58,705 citations. Other influential works include “SERVQUAL: A multiple-item scale for measuring consumer perceptions of service quality” (1988) with 58,692 citations and “A Conceptual Model of Service Quality and Its Implications for Future Research” (1985) with 49,802 citations.
Citations of Leonard Berry's research come primarily from United States, Indonesia and China, reflecting international research impact across 5+ countries. The interactive citation map above shows the full geographic distribution of the institutions citing this work.
