Special Announcement

23 Apr 2025

The Office of the Department of English and Communication has moved to 9/F, PolyU Hung Hom Bay Campus, 8 Hung Lok Road, Hung Hom, Kowloon, Hong Kong w.e.f. 14 April 2025.

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Prof. Louise Cummings

Prof. Louise Cummings

Adjunct Professor

Research Overview

I conduct research in pragmatics, clinical linguistics, speech-language pathology, and health communication. I am the author and editor of 27 books, including Language and Long COVID: The Linguistic Legacy of the Pandemic (Cambridge University Press, 2026) and The Oxford Handbook of Communication Disorders in Neurodegenerative Diseases (Oxford University Press, 2025). I am the Editor of Cambridge Elements in Health Communication and Routledge Research in Speech-Language Pathology, Consulting Editor of Pragmatics, Philosophy & Psychology (Springer), and Associate Editor of the journal Language and Health.

Academic and Professional Experience

  • 2026-present The Hong Kong Polytechnic University
    Adjunct Professor
  • 2016-present York St John University, UK
    Visiting Professor
  • 2017-2025 The Hong Kong Polytechnic University
    Professor
  • 2001-2017 Nottingham Trent University, UK
    Lecturer, Reader and Professor
  • 1995-2001 Queen’s University Belfast, UK
    Teaching Assistant

Research Interests

  • Communication Disorders
  • Pragmatic Disorders
  • Speech and Language Therapy
  • Clinical Linguistics
  • Pragmatics
  • Health Communication

Research Output

  1. Cummings, Louise. (2026) Language and Long COVID: The Linguistic Legacy of the Pandemic, Cambridge: Cambridge University Press.

  2. Cummings, Louise. (ed.) (2026) Communication and Swallowing Disorders in Infectious Diseases, New York: Routledge.

  3. Cummings, Louise. (ed.) (2025) Oxford Handbook of Communication Disorders in Neurodegenerative Diseases, Oxford: Oxford University Press.

  4. Cummings, Louise. (2024) Protecting the Public’s Health During Novel Infectious Disease Outbreaks, Cambridge: Cambridge University Press.

  5. Cummings, Louise. (2023) Introducing Pragmatics: A Clinical Approach, New York: Routledge.

  6. Cummings, Louise. (2023) COVID-19 and Speech-Language Pathology, New York: Routledge.

  7. Cummings, Louise. (2021) Language Case Files in Neurological Disorders, New York: Routledge.

  8. Cummings, Louise. (ed.) (2021) Handbook of Pragmatic Language Disorders: Complex and Underserved Populations, Cham, Switzerland: Springer International Publishing AG.

  9. Cummings, Louise. (2020) Language in Dementia, Cambridge: Cambridge University Press.

  10. Cummings, Louise. (2020) Fallacies in Medicine and Health: Critical Thinking, Argumentation and Communication, Houndmills, Basingstoke: Palgrave Macmillan.

  11. Cummings, Louise. (2018) Working with English Grammar: An Introduction, Cambridge: Cambridge University Press.

  12. Cummings, Louise. (2018) Speech and Language Therapy: A Primer, Cambridge: Cambridge University Press.

  13. Cummings, Louise. (ed.) (2017) Research in Clinical Pragmatics, Cham, Switzerland: Springer International Publishing AG.

  14. Cummings, Louise. (2016) Case Studies in Communication Disorders, Cambridge: Cambridge University Press.

  15. Cummings, Louise. (2015) Reasoning and Public Health: New Ways of Coping with Uncertainty, Dordrecht: Springer.

  16. Cummings, Louise. (2015) Pragmatic and Discourse Disorders: A Workbook, Cambridge: Cambridge University Press.

  17. Cummings, Louise. (ed.) (2014) Cambridge Handbook of Communication Disorders. Cambridge: Cambridge University Press.

  18. Cummings, Louise. (2014) Pragmatic Disorders. Cham, Switzerland: Springer International Publishing AG.

  19. Cummings, Louise. (2014) Communication Disorders. Houndmills, Basingstoke: Palgrave Macmillan.

  20. Cummings, Louise. (2014) Communication Disorders Workbook, Cambridge: Cambridge University Press.

  21. Cummings, Louise. (2010) Rethinking the BSE Crisis: A Study of Scientific Reasoning under Uncertainty. Dordrecht: Springer.

  22. Cummings, Louise. (ed.) (2010) The Routledge Pragmatics Encyclopedia. London and New York: Routledge.

  23. Cummings, Louise. (2009) Clinical Pragmatics. Cambridge: Cambridge University Press.

  24. Cummings, Louise. (2008) Clinical Linguistics. Edinburgh: Edinburgh University Press.

  25. Cummings, Louise. (2005) Pragmatics: A Multidisciplinary Perspective. Edinburgh: Edinburgh University Press.

  1. Cummings, Louise. (2025) 'Charting the decline of pragmatics in adults with neurodegenerative disorders', Intercultural Pragmatics, 22 (3): 463-485.

  2. Cummings, Louise. (2024) 'Cognitive-linguistic difficulties in adults with Long COVID: A follow-up study', Language and Health.

  3. Cummings, Louise. (2023) 'Long COVID: The impact on language and cognition', Language and Health, 1 (1): 2-9.

  4. Cummings, Louise. (2023) 'Communication disorders: A complex population in healthcare', Language and Health, 1 (2): 12-19.

  5. Cummings, Louise. (2022) ‘Pragmatic impairment in COVID-19’, Intercultural Pragmatics, 19 (3): 271-297.

  6. Cummings, Louise. (2021) ‘Cognitive-linguistic difficulties in COVID-19: A longitudinal case study’, International Journal of Speech & Language Pathology and Audiology, 9: 8-19.

  7. Cummings, Louise. (2021) ‘COVID-19 and language: A case study’, International Journal of Language Studies, 15 (3): 1-24.

  8. Cummings, Louise. (2021) ‘Douglas Walton and the Covid-19 crisis’, Journal of Applied Logics, 8 (1): 31-51.

  9. Cummings, Louise. (2020) ‘Good and bad reasoning about Covid-19’, Informal Logic, 40 (4): 521-544.

  10. Cummings, Louise. (2020) ‘The role of pragmatics in the diagnosis of dementia’, East Asian Pragmatics, to appear.

  11. Cummings, Louise. (2019) ‘Describing the cookie theft picture: Sources of breakdown in Alzheimer’s dementia’, Pragmatics and Society, 10 (2): 151-174.

  12. Cummings, Louise. (2018) ‘Public health reasoning: The contribution of pragmatics’, International Journal of Language Studies, 12 (1): 1-18.

  13. Cummings, Louise. (2015) ‘Theory of mind in utterance interpretation: The case from clinical pragmatics’, Frontiers in Psychology, 6: 1286.

  14. Cummings, Louise. (2015) ‘The use of ‘no evidence’ statements in public health’, Informal Logic, 35 (1): 32-65.

  15. Cummings, Louise. (2014) ‘Public health reasoning: A logical view of trust’, Cogency, 6 (1): 33-62.

  16. Cummings, Louise. (2014) ‘Informal fallacies as cognitive heuristics in public health reasoning’, Informal Logic, 34 (1): 1-37.

  17. Cummings, Louise. (2014) ‘The ‘trust’ heuristic: Arguments from authority in public health’, Health Communication, 29 (10): 1043-1056.

  18. Cummings, Louise. (2014) ‘Coping with uncertainty in public health: The use of heuristics’, Public Health, 128 (4): 391-394.

  19. Cummings, Louise. (2014) ‘Analogical reasoning in public health’, Journal of Argumentation in Context, 3 (2): 169-197.

  20. Cummings, Louise. (2014) ‘Circles and analogies in public health reasoning’, Inquiry, 29 (2): 35-59.

  21. Cummings, Louise. (2014) ‘Can there ever be a theory of utterance interpretation?’, Reti, Saperi, Linguaggi, 2: 199-222.

  22. Cummings, Louise. (2013) ‘Clinical linguistics: A primer’, International Journal of Language Studies, 7 (2): 1-30.

  23. Cummings, Louise. (2013) ‘Clinical linguistics: State of the art’, International Journal of Language Studies, 7 (3): 1-32.

  24. Cummings, Louise. (2013) ‘Public health reasoning: Much more than deduction’, Archives of Public Health, 71 (1): 25.

  25. Cummings, Louise. (2013) ‘Circular reasoning in public health’, Cogency, 5 (2): 35-76.

  26. Cummings, Louise. (2012) ‘Theorising in pragmatics: Commentary on Bara’s Cognitive Pragmatics: The Mental Processes of Communication (MIT Press, 2010)’, Intercultural Pragmatics, 9 (1): 113-120.

  27. Cummings, Louise. (2012) ‘The contribution of informal logic to public health’, Perspectives in Public Health, 132 (2): 66-67.

  28. Cummings, Louise. (2012) ‘Scaring the public: Fear appeal arguments in public health reasoning’, Informal Logic, 32 (1): 25-50.

  29. Cummings, Louise. (2012) ‘The public health scientist as informal logician’, International Journal of Public Health, 57 (3): 649-650.

  30. Cummings, Louise. (2012) ‘Establishing diagnostic criteria: The role of clinical pragmatics’, Lodz Papers in Pragmatics, 8 (1): 61-84.

  31. Cummings, Louise. (2011) ‘Considering risk assessment up close: The case of bovine spongiform encephalopathy’, Health, Risk & Society, 13 (3): 255-275.

  32. Cummings, Louise. (2011) ‘Pragmatic disorders and their social impact’, Pragmatics and Society, 2 (1): 17-36.

  33. Cummings, Louise. (2009) ‘Emerging infectious diseases: Coping with uncertainty’, Argumentation, 23 (2): 171-188.

  34. Cummings, Louise. (2007) ‘Introduction: Pragmatics and adult language disorders’, Seminars in Speech and Language, 28 (2): 95-97.

  35. Cummings, Louise. (2007) ‘Pragmatics and adult language disorders: Past achievements and future directions’, Seminars in Speech and Language, 28 (2): 98-112.

  36. Cummings, Louise. (2007) ‘Clinical pragmatics: A field in search of phenomena?’, Language & Communication, 27 (4): 396-432.

  37. Cummings, Louise. (2005) ‘Interpreting Putnam’s dialectical method in philosophy’, Metaphilosophy, 36 (4): 476-489.

  38. Cummings, Louise. (2005) ‘Giving science a bad name: Politically and commercially motivated fallacies in BSE inquiry’, Argumentation, 19 (2): 123-143.

  39. Cummings, Louise. (2004) ‘Rejecting the urge to theorise in fallacy inquiry’, Argumentation, 18 (1): 61-94.

  40. Cummings, Louise. (2004) ‘Argument as cognition: A Putnamian criticism of Dale Hample’s cognitive conception of argument’, Argumentation, 18 (3): 331-348.

  41. Cummings, Louise. (2004) ‘Analogical reasoning as a tool of epidemiological investigation’, Argumentation, 18 (4): 427-444.

  42. Cummings, Louise. (2003) ‘Formal dialectic in fallacy inquiry: An unintelligible circumscription of argumentative rationality?’, Argumentation, 17 (2): 161-183.

  43. Cummings, Louise. (2002) ‘Hilary Putnam’s dialectical thinking: An application to fallacy theory’, Argumentation, 16 (2): 197-229.

  44. Cummings, Louise. (2002) ‘Justifying practical reason: What Chaim Perelman’s new rhetoric can learn from Frege’s attack on psychologism’, Philosophy and Rhetoric, 35 (1): 50-76.

  45. Cummings, Louise. (2002) ‘Rejecting theorising in philosophy: The urgency of Putnamian dialectic’, Journal of Speculative Philosophy, 16 (2): 117-141.

  46. Cummings, Louise. (2002) ‘Evaluating fallacies: Putnam’s model-theoretic legacy’, Philosophica, 69: 61-84.

  47. Cummings, Louise. (2002) ‘Why we need to avoid theorising about rationality: A Putnamian criticism of Habermas’s epistemology’, Social Epistemology, 16 (2): 117-131.

  48. Cummings, Louise. (2002) ‘Reasoning under uncertainty: The role of two informal fallacies in an emerging scientific inquiry’, Informal Logic, 22 (2): 113-136.

  49. Cummings, Louise. (2000) ‘Petitio principii: The case for non-fallaciousness’, Informal Logic, 20 (1): 1-18.

  50. Cummings, Louise. (2000) ‘Mind and body, form and content: How not to do petitio principii analysis’, Philosophical Papers, 29 (2): 73-105.

  51. Cummings, Louise. (1998) ‘The scientific reductionism of relevance theory: The lesson from logical positivism’, Journal of Pragmatics, 29 (1): 1-12. 

  1. Cummings, Louise. (2026) 'Language disorders in adults with COVID-19', in L. Cummings (ed.), Communication and Swallowing Disorders in Infectious Diseases, New York: Routledge.

  2. Cummings, Louise. (2025) 'Language in COVID-19', in L. Cummings (ed.), Oxford Handbook of Communication Disorders in Neurodegenerative Diseases, Oxford: Oxford University Press.

  3. Cummings, Louise. (2023) 'The role of context in clinical linguistics', in J. Romero-Trillo (ed.), The Cambridge Handbook of Language and Context, Cambridge: Cambridge University Press, 393-415.

  4. Cummings, Louise. (2023) ‘Cognitive-linguistic difficulties in adults with Long COVID’, in L. Cummings (ed.), COVID-19 and Speech-Language Pathology, New York: Routledge, 72-95.

  5. Cummings, Louise. (2023) ‘Communication-related quality of life in adults with Long COVID’, in L. Cummings (ed.), COVID-19 and Speech-Language Pathology, New York: Routledge, 96-129.

  6. Cummings, Louise. (2023) ‘Case studies of adults with COVID-19 infection’, in L. Cummings (ed.), COVID-19 and Speech-Language Pathology, New York: Routledge, 243-268.

  7. Cummings, Louise. (2023) ‘Cognitive-linguistic difficulties in COVID-19’, in A. Capone and A. Penna (eds.), Exploring Contextualism and Performativity: The Environment Matters, Perspectives in Pragmatics, Philosophy & Psychology 30, Cham, Switzerland: Springer, 141-161.

  8. Cummings, Louise. (2021) ‘Pragmatic disorders in the 21st century’, in L. Cummings (ed.), Handbook of Pragmatic Language Disorders: Complex and Underserved Populations, Cham, Switzerland: Springer International Publishing AG, 1-22.

  9. Cummings, Louise. (2020) ‘Pragmatic impairment’, in M.J. Ball, N. Müller and J. Damico (eds.), Handbook of Language and Speech Disorders, Wiley-Blackwell, 192-208.

  10. Cummings, Louise. (2020) ‘Convincing a sceptical public: The challenge of public health’, in B. Watson and J. Krieger (eds.), Expanding Health Communication in Asia, The Humanities in Asia, Springer, 249-274.

  11. Cummings, Louise. (2020) ‘Pragmatic disorders: An overview’, in K.P. Schneider and E. Ifantidou (eds), Developmental and Clinical Pragmatics, Handbooks of Pragmatics, Volume 13, Berlin and Boston: De Gruyter Mouton, 499-522.

  12. Cummings, Louise. (2019) ‘Narrating the Cinderella story in adults with primary progressive aphasia’, in A. Capone, M. Carapezza and F. Lo Piparo (eds.), Further Advances in Pragmatics and Philosophy. Part 2: Theories and Applications, Cham, Switzerland: Springer International Publishing AG, 301-329.

  13. Cummings, Louise. (2019) ‘On making a sandwich: Procedural discourse in adults with right-hemisphere damage’, in A. Capone, M. Carapezza and F. Lo Piparo (eds.), Further Advances in Pragmatics and Philosophy. Part 2: Theories and Applications, Cham, Switzerland: Springer International Publishing AG, 331-355.

  14. Cummings, Louise. (2017) ‘Cognitive aspects of pragmatic disorders’, in L. Cummings (ed), Research in Clinical Pragmatics, Series: Perspectives in Pragmatics, Philosophy & Psychology, Vol. 11, Cham, Switzerland: Springer International Publishing AG, 587-616.

  15. Cummings, Louise. (2017) ‘Clinical pragmatics’, in G. Yueguo, A. Barron & G. Steen (eds), Routledge Handbook of Pragmatics, London and New York: Routledge, 419-432.

  16. Cummings, Louise. (2017) ‘Pragmatic disorders in forensic settings’, in F. Poggi and A. Capone (eds), Pragmatics and Law, Series: Perspectives in Pragmatics, Philosophy & Psychology, Vol. 10, Cham, Switzerland: Springer International Publishing AG, 349-377.

  17. Cummings, Louise. (2016) ‘Clinical pragmatics’, in Y. Huang (ed) Oxford Handbook of Pragmatics, Oxford: Oxford University Press, 346-361.

  18. Cummings, Louise. (2016) ‘Reported speech: A clinical pragmatic perspective’, in A. Capone, F. Kiefer & F. Lo Piparo (eds), Indirect Reports, Series: Perspectives in Pragmatics, Philosophy & Psychology, Vol. 5, Cham, Switzerland: Springer International Publishing AG, 31-55.

  19. Cummings, Louise. (2015) ‘Pragmatic disorders and social functioning: A lifespan perspective’, in A. Capone & J.L. Mey (eds), Interdisciplinary Studies in Pragmatics, Culture and Society, Series: Perspectives in Pragmatics, Philosophy & Psychology, Vol. 4, Cham, Switzerland: Springer International Publishing AG, 179-208.

  20. Cummings, Louise. (2015) ‘Pragmatics’ in N. Braber, L. Cummings and L. Morrish (eds.), Exploring Language and Linguistics, Cambridge: Cambridge University Press, 194-218.

  21. Cummings, Louise. (2015) ‘Clinical linguistics’, in N. Braber, L. Cummings and L. Morrish (eds.), Exploring Language and Linguistics, Cambridge: Cambridge University Press, 353-378.

  22. Cummings, Louise. (2014) ‘Pragmatic disorders and theory of mind’, in L. Cummings (ed) Cambridge Handbook of Communication Disorders, Cambridge: Cambridge University Press, 559-577.

  23. Cummings, Louise. (2014) ‘Pragmatics’, in N. Whitworth & R.-A. Knight (eds), Methods in Teaching Clinical Phonetics and Linguistics, Guildford, Surrey: J&R Press, 167-191.

  24. Cummings, Louise. (2013) ‘Clinical pragmatics and theory of mind’, in A. Capone, F. Lo Piparo & M. Carapezza (eds), Perspectives on Linguistic Pragmatics, Series: Perspectives in Pragmatics, Philosophy & Psychology, Vol. 2, Cham, Switzerland: Springer International Publishing AG, 23-56.

  25. Cummings, Louise. (2012) ‘Pragmatic disorders’, in H.-J. Schmid (ed.) Cognitive Pragmatics [Handbook of Pragmatics, Vol. 4], Berlin and Boston: Walter de Gruyter, 291-315.

  26. Cummings, Louise. (2012) ‘Theorising context: The case of clinical pragmatics’, in R. Finkbeiner, J. Meibauer & P. Schumacher (eds), What is a Context? Linguistic Approaches and Challenges, Amsterdam: John Benjamins, 55-80.

  1. Cummings, Louise. (2026) ‘Language pathology’, in K. Malmkjaer (ed.), Routledge Linguistics Encyclopedia, Fourth edition, Routledge.

  2. Cummings, Louise. (2026) ‘Clinical linguistics’, in H. Nesi and P. Milin (eds.), International Encyclopedia of Language and Linguistics, Third edition, Elsevier.

  3. Cummings, Louise. (2019) ‘Pragmatic impairment’, in J.S. Damico and M.J. Ball (eds.), The SAGE Encyclopedia of Human Communication Sciences and Disorders, Thousand Oaks, CA, 1447-1450.

  4. Cummings, Louise. (2019) ‘Infectious diseases and communication disorders’, in J.S. Damico and M.J. Ball (eds.), The SAGE Encyclopedia of Human Communication Sciences and Disorders, Thousand Oaks, CA, 905-908.

  5. Cummings, Louise. (2017) ‘Clinical linguistics’, in M. Aronoff (ed), Oxford Research Encyclopedia of Linguistics. New York: Oxford University Press.

  6. Cummings, Louise. (2014) ‘Clinical linguistics’, in M. Aronoff (ed), Oxford Bibliographies in Linguistics. New York: Oxford University Press.

  7. Cummings, Louise. (2013) ‘Pragmatic disorders’, in J.H. Stone & M. Blouin (eds), International Encyclopedia of Rehabilitation. Available online: http://cirrie.buffalo.edu/encyclopedia/en/article/363/

Others

  • Dean's Reserve funding of project 'Cognitive-linguistic difficulties in adults with Covid-19', July 2021.

  • ‘Language in dementia’, 2017, Start-Up Grant, Faculty of Humanities, PolyU

 
  • ‘Language and cognition in adults with Long COVID’, Queens Nursing Institute, 1 July 2022
  • ‘COVID-19: The impact on language and communication in health workers’, COMET 2022, 15 July 2022
  • ‘Cognitive-linguistic difficulties in adults with Long COVID’, European Association of Language Teachers for Healthcare, 24 November 2022
  • ‘Cognitive-linguistic difficulties in adults with Long COVID’, 8th World Chinese Otorhinolaryngology, Head and Neck Surgery Conference, 2 December 2022
  • ‘Cognitive-linguistic difficulties in adults with Long COVID’, 2022 National Conference on Clinical Linguistics, Shandong University, China, 17 December 2022 

Esteem Measures

  • Visiting Professor, York St John University, UK (January 2016 to present)

  • Member of the Royal College of Speech and Language Therapists, UK

  • Member of the Health & Care Professions Council, UK

  • Fellow of the Higher Education Academy, UK 

  • Hong Kong Academy of the Humanities

  • Editor of Cambridge Elements in Health Communication

  • Editor for the book series Routledge Research in Speech-Language Pathology

  • Consulting Editor for the book series Perspectives in Pragmatics, Philosophy & Psychology (Springer)

  • On the editorial board of: Pragmatics (International Pragmatics Association); Pragmatics and Society (John Benjamins); International Journal of Language Studies (EBSCO Publishing); Journal of Pragmatics (Elsevier); and Journal of Medical Language and Culture (Southern Medical University, China)
  • Associate Editor, Language and Health

  • Dean’s Award for Research Excellence, Faculty of Humanities, The Hong Kong Polytechnic University, 2019-2020

  • Visiting Fellow, Centre for Research in the Arts, Social Sciences and Humanities (CRASSH), Cambridge University (2006)

  • Visiting Fellow, Department of Philosophy, Graduate School of Arts and Sciences, Harvard University (1996-1997)

  • Choice Outstanding Academic Title Award for The Routledge Pragmatics Encyclopedia (2010)

  • Eila Campbell Memorial Scholarship, British Federation of Women Graduates (1999-2000)

  • Eleanor Gildea Research Prize, University of Ulster (1993)

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