Ken has published 35 books and over 280 journal articles and book chapters. Many articles have appeared in the top international SCCI journals. He has over 74,000 citations on Google Scholar and over 400,000 ‘reads’ on ResearchGate, and in the top 0.5% of scholars in ResarchGate and

Ken was mentioned in the Stanford University and Elsevier list of Top 2% of scientists in the World in 2022 based on Scopus data. The list placed him as 2,841 from nearly 200,000 academics worldwide and number 1 in Language and Linguistics based on 6 Scopus indicators: citations, H-index, HM factor, career inluence and annual influence. He has also ranked #93 in the world and #11 in UK in the field of Social Sciences and Humanities.

He has presented papers at over 290 international conferences, over 170 as a plenary or keynote speaker, and obtained research funding of £220, 000 including Hong Kong CERG and GRF awards. A collection of his work was published as The Essential Hyland in 2018 by Bloomsbury.