Elsevier, SciTech Strategies, Inc. and Stanford University have released their list of the World’s Top 2% of the World’s Top 2% Scientists by Stanford University 2021 across 22 major disciplines, 176 sub-disciplines. Total more than 100,000 people
The selection and rankings were assessed based on an analysis of research impact of citations of articles published from the Scopus database from 1996 to 2020 using a variety of metrics such as citation, co-authorship, and h-index. Researchers are divided into two groups:
1. Classified by reference impact throughout the researcher’s career until the end of 2020 (career-long citation impact).
2. Classified by citation impact during the single calendar year 2020

Walailak University researchers as follows:
1. Assoc. Prof. Dr. Manat Chaijan, School of Agricultural Technology and Food Industry, ranked 884 out of a total of 58,351 researchers in the Food Science field.
2. Assoc. Prof. Veeranoot Nissapatorn, School of Allied Health Sciences, ranked 530 out of a total of 33,142 researchers in the field of Tropical Medicine.
3. Assoc. Prof. Dr. Nuttawit Wattanasakulpong, School of Engineering and Technology
Ranked 3,971 out of a total of 285,331 researchers in the Materials field.