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This National Science Week, NSW Health Pathology would like you to meet some of the scientists who help diagnose cancer, support everyday clinical decisions, conduct drug and alcohol testing, and strengthen our quality systems.
We are celebrating scientists from across our organisation whose careers demonstrate the many different pathways science can take and the impact it has on patients, the wider community and the healthcare system every day.
From Nepal to NSW, turning data into better patient care

Dr Prabin Gyawali has had a lifelong love of biology that led him to pursue a career in pathology.
The Senior Scientist and Clinical Scientist Trainee in Clinical Chemistry at NSW Health Pathology’s ICPMR laboratory at Westmead Hospital says his work is all about helping clinicians make informed decisions about patient care.
“Science is ever-changing and my role helps me interpret laboratory data from new perspectives,” he said.
Prabin joined NSW Health Pathology in 2021 and supports clinical chemistry services across Westmead and 28 satellite laboratories. He combines scientific expertise, data analysis and collaboration with healthcare providers to help translate lab results into better patient outcomes.
Originally from Nepal, Prabin moved to Australia in 2015 to undertake a PhD and expand his knowledge of clinical chemistry. He built a successful career and remains passionate about mentoring other scientists.
“Many people have strong scientific knowledge, but need guidance navigating the Australian pathology sector,” he said.
“Sharing my experience and helping others build confidence is incredibly rewarding for me.”
Science and quality go hand in hand

After almost 19 years with NSW Health Pathology, Lillianne Vergara has seen firsthand how science extends far beyond the laboratory bench.
As Acting Manager of the Quality Management Unit at the Forensic & Analytical Science Service (FASS), Lillianne and her team help ensure the systems behind laboratories meet the highest standards.
“No two days are ever the same,” she said.
“One day may involve preparing proficiency testing samples for laboratories across Australia and overseas. Another might involve supporting statewide quality systems, assisting with accreditation activities or improving quality management process around our network of labs.
“I love that I am able to mix science with quality. I enjoy asking questions, exploring evidence, finding the root causes of problems and discovering solutions that improve outcomes.”
Her work helps to ensure NSW Health Pathology delivers reliable, consistent and high-quality services that our health and justice systems can trust.
The science behind drug and alcohol testing

Taveet Sinanian works as a scientist at the Forensic & Analytical Science Service (FASS) Drugs and Driving Toxicology Unit.
“If you ask my parents, I’ve been interested in science basically since I could read,” he said.
“They have many stories of me doing chemical experiments in my room, strange flames and smoke emanating from my room. I was absolutely a science kid.”
From a young age he was interested in forensics and studied a Bachelor of Forensic Biology and Biomedical Science at UTS.
Taveet says he loves that his job is different every day.
“One day I could be receiving samples and checking the chain of custody is intact. The next, I could be analysing alcohol or designer drugs or developing a new method of testing alcohol.”
What drives him is the knowledge that his work can make a real difference to people.
“I’m passionate about the work I do. Drink and drug driving are significant issues and it’s rewarding to know the work we do in the laboratory helps keep our community safe and supports the justice system.”
Taveet also credits his close-knit team at the lab for creating a supportive workplace culture.
Providing answers when they matter most

For Carlie Wiersma, Laboratory Manager at NSW Health Pathology’s Tissue Pathology and Diagnostic Oncology Department at Royal Prince Alfred Hospital, a love of science began with classroom experiments in primary school.
“I first became interested in science when I was in Year 4,” she said.
After studying forensic chemistry at university, Carlie discovered anatomical pathology and never looked back.
Today she helps oversee the examination of tissue samples ranging from small biopsies to major surgical specimens, playing a crucial role in cancer diagnosis.
“Every day, patients, clinicians and families rely on pathology results to guide treatment and care decisions” she said.
“We are the people that provide those results to your doctor so they can make a diagnosis and plan your treatment.
“The samples go through a complex process before they can be properly assessed by our experienced pathologists. It’s interesting work, and sometimes it’s like being a detective.
“But ultimately, we are always aware of the importance of what we do every day for the people who matter most, our patients.”
Unlocking genetic mysteries for better diagnosis and patient care

Translating research findings into new ways to diagnose rare genetic conditions, particularly among children, is important work taking place at Randwick Genomics.
While the lab mainly provides genetic and genomic diagnostic services, research that keeps expanding the range of technologies available to support such services and applies new skill sets and ways of thinking is vital for ongoing progress in patient care according to Senior Staff Specialist Professor Tony Roscioli.
“We’ve had some great successes at our lab in translating fundamental research in genomics into new life-saving diagnostic approaches,” Prof Roscioli says.
“But more investment in this kind of research will always be welcomed to keep pace with rapid changes in genomics technologies and pursue new approaches that could enhance diagnosis and patient care.”
Drawing on multi-disciplinary expertise is another way the lab is being innovative.
“Quite a few things make Randwick Genomics unique,” Prof Roscioli says.
“We have a lovely mix of people from all sorts of backgrounds working in different components of genetics. Some are looking at chromosomes, cytogenetics or microarray, gene sequencing and genomics.
“In the last few years, we’ve also focused on bioinformatics. We’re one of the first labs to hire bioinformaticians as scientists who can take data and transform it and deal with big data sets. This is particularly important for genomics research.
“Training the next generation of genomics experts is another essential area we’ve invested in for more than a decade.
“Genomics is one of the most exciting and fast-evolving areas within pathology and we must certainly keep attracting the best talent to expand our knowledge and techniques and harness the new technologies that will give hope to families.”

While their careers have taken very different paths, Prabin, Lillianne, Taveet, Carlie and Tony are all connected by a common interest in problem solving and improving lives through science.
This National Science Week, we celebrate their dedication and expertise, which are helping to deliver better health and justice outcomes for all of us.