Richard M Ryan: h-index, Total Citations, and Citation Map
Richard M Ryan's h-index is 245 (507 i10-index, 785,946+ total citations across 665+ publications) according to Google Scholar as of August 2026. Richard M Ryan is affiliated with Institute for Positive Psychology & Education, Australian Catholic University.
Richard M Ryan is a researcher affiliated with Institute for Positive Psychology & Education, Australian Catholic University, specializing in psychology, social psychology, clinical psychology. Their work has been cited 785,946 times. This profile visualizes their global influence, highlighting strong citation networks in United States.
Richard M Ryan's Citation Metrics
Bibliometric impact based on 665 indexed publications. Of these, 18 are original research articles — the rest are literature highlights, conference abstracts or theses.
- H-Index
- 245
- i10-Index
- 507
- Total Citations
- 785,946
- Citing Countries
- 91
As of August 2026.
Richard M Ryan has an h-index of 245 and 785,946 total citations across 665 publications, with research cited by institutions in 91 countries.
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Self-determination theory and the facilitation of intrinsic motivation, social development, and well-being
200091,368
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.
15 citing papers could not be classified (no author data) — excluded from the percentages above.
The researcher established a foundational theoretical framework for intrinsic motivation and self-determination in human behavior, as evidenced by the seminal 1985 monograph.
The researcher established a foundational framework linking self-determination theory to intrinsic motivation, social development, and well-being, as evidenced by a seminal 2000 publication in American Psychologist.
The researcher established a foundational framework linking human needs to the self-determination of behavior, fundamentally shaping the understanding of goal pursuit motivations in psychological science.
Citation trend (last 10 years)Click to expand
Citation Trend (Last 10 Years)
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About Richard M Ryan's research
Richard M Ryan is a researcher in psychology, social psychology and clinical psychology at Institute for Positive Psychology & Education, Australian Catholic University. Their work has been cited 785,946 times across 665 publications (h-index 245), according to Google Scholar.
Their most-cited work, “Self-determination theory and the facilitation of intrinsic motivation, social development, and well-being” (2000), has accumulated 91,368 citations. Other influential works include “Intrinsic Motivation and Self-Determination in Human Behavior” (1985) with 83,340 citations and “The "what" and "why" of goal pursuits: Human needs and the self-determination of behavior” (2000) with 66,644 citations.
Citations of Richard M Ryan's research come primarily from United States, China and Indonesia, reflecting international research impact across 5+ countries. The interactive citation map above shows the full geographic distribution of the institutions citing this work.
