South Korean universities and research institutions have demonstrated their high-quality research capabilities by having a significant number of researchers listed in Elsevier's "Top 2% Researchers Worldwide." South Korea has recorded a sharp growth rate of around 10% for four consecutive years, establishing itself as a central player in the global academic ecosystem. Notably, Seoul National University has become the first institution in the country to produce over 500 researchers in a single year.
On October 23, Elsevier, a leading publishing and academic information analysis company, officially announced the South Korean data from its "2026 Top 2% Researchers Worldwide" list, based on its citation database, Scopus.
The analysis of the 2026 snapshot data revealed that South Korea has 2,888 researchers included in the "Career-long" list, which assesses publications from 1960 to 2025. This marks an increase of 255 researchers (9.7%) from the previous year (2,633), maintaining the country's 15th position globally.
Additionally, the "Single-year" list, based on citation data from 2025, includes 4,003 South Korean researchers, an increase of 279 (7.5%) from the previous year (3,724), ranking the country 13th worldwide.
South Korea Ranks 15th with 2,888 Researchers; Asia's Rapid Growth
The "Career-long" list, which evaluates researchers' long-term academic contributions, includes a total of 243,949 researchers worldwide, reflecting a 5.9% increase from the previous year's 230,333. Among these, South Korea ranks 15th with 2,888 researchers.
Notably, Asian countries have shown explosive growth. While the average increase rate among the top 20 countries is 6.7%, the top three spots are all held by Asian nations. China leads with a 17.8% increase, followed by India at 15.6%, and South Korea at 9.7%, marking three consecutive years of top-three representation by these Asian countries.
Looking at the institutions, a total of 205 organizations produced top 2% researchers, an increase from 198 the previous year. Seoul National University remains the undisputed leader with 382 researchers. It is followed by the Korea Advanced Institute of Science and Technology (KAIST) with 208, Sungkyunkwan University with 187, Yonsei University with 179, and Korea University with 147, reaffirming their status as prestigious research institutions.
4,003 Researchers Listed in the Past Year; Seoul National University Surpasses 500
In contrast to the "Career-long" list, which tends to favor senior and mid-career researchers, the "Single-year" list highlights the dynamic contributions of emerging researchers and current academic trends. South Korea ranks 13th globally with 4,003 researchers included, up from 3,724 the previous year, an increase of 279 (7.5%). Notably, Seoul National University produced 509 researchers, becoming the first institution in the country to exceed 500 researchers in a single year.
Yonsei University follows with 274 researchers, while Sungkyunkwan University (254), KAIST (222), and Korea University (195) also made the list.
Four Years of Continuous Growth Since 2024; Intense Competition Among Major Universities
The number of South Korean researchers in the top 2% has increased from 2,364 in 2024 to 2,633 in 2025, marking an 11.4% surge, and further rising to 2,888 in 2026, a 9.7% increase. South Korea has maintained an average annual growth rate of around 10% for four consecutive years, with the size of the top-tier researcher group expanding by approximately 1.5 times over this period.
The shifting rankings and competition among major universities provide an interesting perspective in academia. In the 2025 "Career-long" list, Seoul National University (359 researchers) and KAIST (197) were followed by Yonsei University (168) and Sungkyunkwan University (164). However, in the 2026 announcement, Sungkyunkwan University advanced to third place with 187 researchers, while Yonsei University ranked fourth with 179, showcasing the fierce competition among universities.
Broad Contributions from Basic Science to Applied Engineering
The progress of South Korean researchers is encouraging as it spans a wide range of disciplines rather than being concentrated in specific fields.
Historical data shows that South Korean researchers excel in various key subjects, including Enabling and Strategic Technologies, clinical medicine, engineering, chemistry, and physics.
In the past, South Korea's higher education and research ecosystem was heavily focused on quantitative expansion under the "Publish or Perish" mentality. However, according to Elsevier's analysis, South Korea ranks 13th in the number of published papers and 15th in the number of career-long researchers, rapidly bridging the gap between quantitative output and qualitative excellence.
Research Impact Indicators Beyond Simple Publication Counts
The "Top 2% Researchers Worldwide" list is a reputable indicator published annually since 2019 by a research team led by Professor John P.A. Ioannidis of Stanford University in collaboration with Elsevier.
This list does not solely rely on the total number of papers published by researchers or the reputation of their affiliated institutions. Instead, it undergoes rigorous evaluation based on publications across 22 major subjects and 174 subfields listed in Elsevier's Scopus database.
The specific calculation method combines six key evaluation indicators: total citation counts, the h-index (a core measure of research performance), the hm-index (adjusted for co-authorship), citations of single-author papers, citations of first-author papers, and citations based on corresponding author roles, resulting in an objective and standardized composite score.
* This article has been translated by AI.
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