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Professor Nadine Ezard

Prof Nadine Ezard

Director

Professor Nadine Ezard is the Director of NCCRED. Nadine is also the Clinical Director of the Alcohol and Drug Service at St Vincent’s Hospital, Sydney Australia home to one of NSW’s first specialist stimulant treatment programs.

Krista Siefried

Dr Krista Siefried

Clinical Research Lead

Krista is an experienced Clinician Researcher with broad experience in academic investigator-initiated and industry-sponsored research including multi-centre randomised controlled trials, cohort studies, and case-control studies.

Jemma Hallen

Jemma Hallen

Centre Operations/Project Manager

Jemma Hallen is the Centre Operations/Project Manager for NCCRED and has a Bachelor of Media (PR & Advertising). She started as the Executive Assistant to the Director and was moved to the Project Officer role in September 2020 after acting up in that role for 11 months. She was then promoted to Centre Manager in September 2021.

Liam Acheson

Dr Liam Acheson

Postdoctoral Fellow

Liam is an early career clinical researcher whose PhD was awarded in June 2024.

Kathryn Fletcher

Dr Kathryn Fletcher

Senior Research Associate

Kathryn is a clinician researcher with over 15 years of experience in the field of mental health. She has published widely on phenomenology, psychological factors and treatments for psychiatric conditions, and digital health interventions.

Jack Freestone

Dr Jack Freestone

Post Doctoral Research Fellow

Jack Freestone is an NCCRED post-doctoral research fellow. His research at NCCRED focuses on NCCRED’s Prompt Response Network and Australian approaches to monitoring and responding to emerging drugs of concern.

Cilla Zhou

Dr Cilla Zhou

Research & Partnerships Manager

Cilla is the Research & Partnerships Manager at NCCRED, where she supports NCCRED research activities by fostering national/international partnerships and strengthening consumer collaborations.

Lucy Watson

Lucy Watson

Knowledge Translation Lead

Lucy (she/they) is a Knowledge Translation Lead at NCCRED. Lucy has over five years' experience in community health, specialising in LGBTQ+ health, policy and research. 

Dora Karavasilis

Dora Karavasilis 

Knowledge Translation Lead (IMPACT)

Dora is a public health professional with expertise in research & knowledge translation, learning & development, vocational education and training, learning design and all types of writing for the health and community sector. She is working part time while currently doing her PhD and leading the development of NCCREDs IMPACT study.

Andrea Delgado

Andrea Delgado

Executive Assistant

Andrea is the Executive Assistant for NCCRED. She has a Bachelor Degree in Psychology and a Psychosocial Management Specialisation from the University of Nariño (Colombia).

Harriet MacDonald

Harriet MacDonald

Research Assistant

Harriet is a Research Assistant at NCCRED.  She has a Bachelors degree in pharmacology and neuroscience from the University of Sydney.

Sophie van der Helder

Sophie van der Helder

Research Assistant

Sophie van der Helder is a Research Assistant at NCCRED who recently graduated from the University of New South Wales with a BAdvSci (Hons).

Stassi Kypri

Stassi Kypri

Doctoral Student & Research Assistant

Stassi is a research assistant and doctoral student. He works mainly on NCCRED's Prompt Response Network. Stassi's doctoral thesis relates to illicit drug-related monitoring and early warning systems with a particular focus on non-prescribed ketamine.

Stephanie Riches Evans

Stephanie Riches-Evans

Research Officer 

Steph is a Research Officer at NCCRED. She has a Bachelors Degree in Biological Sciences and an extensive background in caring and allied health.

Brendan Clifford

Dr Brendan Clifford

Conjoint Senior Lecturer 

Dr Brendan Clifford is a clinician researcher based at the Alcohol and Drug Service at St Vincent's Hospital Sydney, and a Conjoint Senior Lecturer at the National Drug and Alcohol Research Centre.  He uses interdisciplinary methods to further health equity and enhance access to evidence-based healthcare.

Teodora Zanesheva Karamanlieva photo 2

Teodora Zanesheva-Karamanlieva

Clinical Research Project Manager 

Teodora Zanesheva-Karamanlieva is a Clinical Research Project Manager and Registered Nurse with extensive experience in clinical trials across alcohol and drug health. 

Joanne Lee

Joanne Lee

Clinical Trials Coordinator & Research Nurse

Joanne is a Clinical Trials Coordinator at St. Vincent's Hospital Sydney, working in collaboration with NCCRED.