Five Professors from Faculty of Medicine, University of Colombo, among the World’s Top 2% of scientists


Five researchers from the Faculty of Medicine, University of Colombo,  Prof. Senaka Rajapakse, Prof. Saroj Jayasinghe, Prof. Nadira Karunaweera, Prof. Ranil Jayawardena and Prof. Priyanga Ranasinghe, (from left to right) are ranked among World’s Top 2% Scientists in the updated Science-wide author databases of standardized citation indicators published in October 2021. The analysis is led by Prof. John P.A. Ioannidis and team from Stanford University, USA. There are 38 Sri Lankan ranked in this list from various institutes, out of which 5 are from Faculty of Medicine, University of Colombo.

This career-long database and single year dataset, considered 195,605 scientists and 200,409 scientists respectively from 22 scientific fields and 176 subfields. The selection is based on the top 100,000 scientists by c-score (with and without self-citations) or a percentile rank of 2% or above in the sub-field. Calculation were performed using all Scopus author profiles as of September 1, 2022. The database of top-cited scientists provides standardized information on citations, h-index, co-authorship adjusted hm-index, citations to papers in different authorship positions and a composite indicator (c-score).

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