Research Team

Vivian Chan, MSc
Laboratory Technician

Phone: (519) 888-4567 ext. 37009
Email: vwychan@uwaterloo.ca

Vivian completed her Bachelor of Science in Biochemistry with a biotechnology specialization at the University of Waterloo in 2017.

In 2021, she completed her MSc degree in Optometry and Vision Science at the University of Waterloo under the supervision of Dr. Lyndon Jones and Dr. William Ngo, investigating tear film deposition and contact lens dehydration using a novel in vitro eye-blink model, OcuBlink.

» See Publications


Jaya Dantam, BOptom, PhD
Clinical Scientist

Phone: (519) 888-4567 ext. 36590
Email: jaya.dantam@uwaterloo.ca

Jaya graduated from the Bausch & Lomb School of Optometry in Hyderabad, India in 2006 and thereafter worked as a staff optometrist in the Cornea and Contact Lens Department at the L.V.Prasad Eye Institute. In 2008, she moved to Australia to pursue a PhD under the supervision of Professor Fiona Stapleton and Dr. Hua Zhu from the Brien Holden Vision Institute and the School of Optometry & Vision Science in the University of New South Wales, Sydney. She was awarded her doctorate in 2012 for her thesis entitled ‘Anti-microbial efficacy of the silver-impregnated contact lens storage cases.” She is passionate about continuing her research interests, with major focus on understanding the pathological factors involved in contact lens-related microbial keratitis, establishing the relevance of advanced techniques in studying the complexities involved in pathogenesis of microbial keratitis and the development of anti-microbial contact lenses and care products, to enhance the safety and comfort of contact lens wearers.

» See Publications


Elizabeth Drolle, PhD, BSc
Senior Research Associate

Phone: (519) 888-4567 ext. 37009
Email: edrolle@uwaterloo.ca

Liz completed her PhD in nanoscale lipid biophysics, investigating the effect of the lipid membrane on amyloid fibril formation and toxicity in relation to Alzheimer’s disease. She joined CORE in 2015 as a post-doctoral fellow and is currently a Research Scientist. Her main research interests include biophysics and surface chemistry investigations into meibomian gland dysfunction and the tear film, as well as how advances in nanotechnology can be utilized for ocular research.

» See Publications


Sarah Guthrie, MSc, PhD
Data Team Leader
Senior Research Scientist

Phone: (519) 888-4567 ext. 48438
Email: sarah.guthrie@uwaterloo.ca

Sarah has a PhD in physics with a specialization in biophysics. She has worked at CORE since 2006 and is involved in a broad range of CORE’s work. In addition to the data management, analysis and reporting of many of CORE’s clinical research projects, she conducts survey-based research, including practitioner and/or patient focused surveys; lab-based projects including myopia control animal models, metrology, lubricity and fluid dynamics; and multiple website projects. She also has a graduate level certification as a clinical research associate and is responsible for many aspects of CORE’s regulatory compliance.

» See Publications


Debbie Jones, BSc, FCOptom, FAAO, FBCLA
Clinical Scientist

Phone: (519) 888-4567 ext. 45934
Email: debbie.jones@uwaterloo.ca

Debbie is a clinical professor at the School of Optometry and Vision Science, University of Waterloo, Canada.  She graduated from City University, London, UK and is a Fellow of the British College of Optometrists holds a UK Diplomate in Contact Lens Practice and is a Fellow of the American Academy of Optometry and the British Contact Lens Association.

» See Publications


Doerte Luensmann, PhD, Dipl. Ing. (AO), FAAO
Senior Clinical Scientist

Phone: (519) 888-4567 ext. 47312
Email: doerte.luensmann@uwaterloo.ca

Doerte studied Ophthalmic Optics at the University of Applied Sciences in Aalen, Germany and completed her diploma thesis at the Queensland University of Technology, Australia, under the supervision of Dr. Michael Collins. She then worked for four years in practice before entering the PhD program at the University of Waterloo, under the supervision of Dr. Lyndon Jones. In her research, she studied the protein deposition profile on contact lenses and IOLs using confocal laser scanning microscopy. Doerte was a postdoctoral fellow at CORE for one year and stayed on as a clinical scientist.

» See Publications


Aman MahilAman Mahil, PhD, MCOptom
Clinical Scientist
Education Team Leader 

Phone: (519) 888-4567 ext. 41115
Email: aman.mahil@uwaterloo.ca

Aman studied optometry at the University of Bradford in the UK. Upon qualifying as an optometrist, he undertook a PhD at the School of Biomedical Sciences, University of Ulster, UK.  Following this, Aman completed his postdoctoral fellowship at the Schepens Eye Research Institute of Massachusetts Eye & Ear and Harvard Medical School in Boston, MA. He then progressed through senior positions in medical and clinical affairs within the pharmaceutical, medical device, and biotech industries before taking up his current position at CORE.


Parisa Mirzapour, MSc
Laboratory Technician

Phone: (519) 888-4567 ext. 37009
Email: pmirzapour@uwaterloo.ca

Parisa completed her MSc with CORE in 2019 and then joined the biosciences lab as a research assistant in 2020. She is currently a laboratory technician.


Amir M. Moezzi, PhD, MSc, BOptom, FAAO
Clinical Scientist

Phone: (519) 888-4567 ext. 35021
Email: ammoezzi@uwaterloo.ca

After obtaining a BSc in optometry from Iran in 1988, Amir practised optometry, and worked as an instructor in the ophthalmic optics labs and binocular vision courses in Iran. He went on to work in the field of ophthalmic lens processing, and joined CORE as a graduate student in 1999, under the supervision of Desmond Fonn, investigating corneal swelling induced by contact lenses. Amir rejoined the CORE team as a clinical scientist in 2003.

» See Publications


Nijani NagaarudkumaranNijani Nagaarudkumaran, MSc
Laboratory Technician

Phone: (519) 888-4567 ext. 37009
Email: nnagaarudkumaran@uwaterloo.ca

Nijani completed her Bachelor of Science at the University of Waterloo in Biomedical Sciences in 2017. She recently completed her Master’s Degree at the University of Waterloo, developing a method for quantifying various cytokines present in the tear envelope under the supervision of Dr. Lyndon Jones.  She is currently a laboratory technician.

» See Publications


Christiane Lourenco Nogueira, PhD
Post-Doctoral Fellow

Phone: (519) 888-4567 ext. 37009
Email: c3lourenconogueira@uwaterloo.ca

Chris is originally from Brazil and did her BSc and MSc in Pharmacy and PhD in Microbiology/Biotechnology. A substantial period of her scientific experience involves microbiology research including bacteriology, molecular epidemiology, taxonomy and diagnosis of infectious diseases. She also worked on the identification of the infection source(s) of a cluster of cases of keratitis after LASIK surgery. In 2020, she did a postdoctoral fellowship with Dr. Marc Aucoin, studying the ability of contact lens solutions to kill various coronavirus strains, as well as their binding to CL materials. This project was in collaboration with Drs. Lyndon Jones and William Ngo.

Her work at CORE is focused on microbiology and cell culture research, as well as coronavirus and adenovirus research.

» See Publications


Alison Ng, PhD, BSc (Hons), MCOptom, FAAO
Clinical Scientist

Phone: (519) 888-4567 ext. 42694
Email: alison.ng@uwaterloo.ca

Alison graduated from the School of Optometry and Vision Sciences at Cardiff University, UK in 2006 and qualified as an optometrist in 2007. She worked in private practice for three years before returning to Cardiff University to commence her PhD under the supervision of Professor Christine Purslow, Dr. Katharine Evans and Professor Rachel North. Her PhD thesis, completed in 2013, examined the effects of eye cosmetics on the ocular surface and tear film. Prior to commencing her role at CORE, Alison was a part-time clinical teacher at Cardiff University, focusing predominantly on contact lens teaching, and was an invited faculty member at the Vision Care Institute of Johnson & Johnson Medical, UK, teaching courses on dry eye and red eye management. Her research interests focus on the interaction of the anterior eye and ocular surface in response to the environment and external stimuli, including contact lenses and cosmetic products. She is currently a clinical scientist.

» See Publications


Chau-Minh Phan, MSc, PhD, FAAO
Research Assistant Professor

Phone: (519) 888-4567 ext. 37009
Email: c2phan@uwaterloo.ca

Chau-Minh Phan gained his PhD in Vision Science from the School of Optometry and Vision Science at the University of Waterloo in 2016. He won the 3-minute thesis competition in 2013 at The University of Waterloo in its inaugural year. After his PhD, he co-founded two start-up companies, Tricolops Technology and OcuBlink Inc. He is currently a research assistant professor at the Centre for Ocular Research and Education, working to commercialize new ophthalmic technologies. His research interests primarily focus on developing biomaterials for ocular drug delivery, in vitro eye models, and 3D-printing. He has authored over 30 peer-reviewed papers in the field of contact lenses.

» See Publications


Marc SchulzeMarc Schulze, PhD, Dipl. Ing. (AO), FAAO
Senior Clinical Scientist

Phone: (519) 888-4567 ext. 45020
Email: marc.schulze@uwaterloo.ca

Dr Marc-Matthias (Marc) Schulze is a graduate of the University of Applied Sciences in Aalen, Germany (2000, Diploma in Ophthalmic Optics) and of the School of Optometry, University of Waterloo, ON, Canada (2010; PhD in Vision Science), where his PhD project focused on anterior segment grading scales. He currently is a senior clinical scientist at CORE, and is responsible for conducting a variety of clinical studies in the fields of contact lenses, anterior segment and dry eye disease. He enjoys the combination of direct participant contact and research study management his role at CORE offers. His main research interests include clinical grading and ocular imaging.

» See Publications


Junghee SeoJunghee Seo, OD, BSc (Hons)
Clinical Associate

Phone: (519) 888-4567 ext. 47548
Email: jh.seo@uwaterloo.ca

Junghee completed her Bachelor of Science in Biomedical Sciences at the University of Waterloo. In 2021, she received her Doctor of Optometry degree from the Illinois College of Optometry in Chicago, IL. Previously, she has worked as a laboratory research assistant focusing on research of contact lens related microbes, corneal epithelial cells, and cytokines. She is currently a practicing optometrist in the Kitchener-Waterloo area.


Ulli Stahl, PhD, Dipl. Ing. (AO)
Regulatory Team Leader
Senior Clinical Scientist

Phone: (519) 888-4567 ext. 43478
Email: ustahl@uwaterloo.ca

Ulli graduated from the optometry program at the University of Applied Sciences, Berlin, Germany, and completed her PhD under the supervision of Profs Fiona Stapleton and Mark Willcox at the University of New South Wales, Sydney, Australia in 2009. Her research explored tear film and contact lens osmolality changes during lens wear and their influence on ocular comfort. After her PhD, Ulli was appointed at the School of Optometry and Vision Sciences in Sydney as a Dispensing Instructor and Project Officer, working in the areas of contact lens, dry eye and glaucoma research. In 2011, she moved to Canada to join the CORE team as a post-doctoral fellow. Ulli’s research interest include the tear film and ocular surface changes during contact lens wear and their role in ocular discomfort, dry eye and questionnaire development.

» See Publications


Hendrik Walther, BSc (Optom), MSc, PhD, FAAO
Clinical Scientist

Phone: (519) 888-4567 ext. 37009
Email: hendrik.walther@uwaterloo.ca

Hendrik started his career in optometry as an optician in Germany, undertaking an apprenticeship (2002-2005). He later received BSc (2009) and MSc (2011) degrees in Optometry from the University of Applied Sciences in Jena. Afterwards, he joined the University of Waterloo to complete his Doctorate (2017), investigating ways to quantify lipid deposition onto various contact lens materials. He is currently a clinical scientist at the Centre for Ocular Research & Education (CORE) at the University of Waterloo.

» See Publications


Stephanie Wong, PhD, BSc(Hons), BA, MCOptom
Clinical Scientist

Phone: (519) 888-4567 ext.
Email: s99wong@uwaterloo.ca

Stephanie completed a BA in Biology at the University of Texas at Austin in 2000. She also received an Optometry degree from City University, UK, in 2004 and qualified in 2005. She has worked as a hospital optometrist, in private practice and as the clinic manager at an independent research company. She completed a PhD at the University of Waterloo in 2022 under the supervision of Drs. Lyndon Jones and Paul Murphy. Her research investigated tear evaporation in contact lens wearers and dry eye sufferers. She is currently a clinical scientist.

» See Publications


David Wulff, PhD
Research Associate

Phone: (519) 888-4567 ext. 37009
Email: dwulff@uwaterloo.ca

David completed his BASc in Chemical Engineering in 2015 and his PhD in Chemical Engineering (Nanotechnology) in 2020, both from the University of Waterloo. His PhD research, under the supervision of Drs. Frank Gu and Marc Aucoin, focused on creating starch-based microparticles for drug delivery. Throughout his undergrad and grad studies, he has also worked on developing a nanoparticle-based, ocular drug-delivery system and on evaluating the effect of shear stress on the ocular surface, as side projects. He joined the CORE team in 2020, working with Drs. Lyndon Jones and Chau-Minh Phan.