2024 Speaker Profiles


Mayo Clinic, Rochester, USA

Merri L. Bremer, Ed.D., RN, ACS, RDCS, FASE, AACC is the Echocardiography Laboratory Education and Quality Coordinator and Advanced Cardiovascular Sonography (ACS) Program Director at Mayo Clinic in Rochester, MN. Dr. Bremer is board-certified as a Registered Nurse, and holds the sonographer credentials of RDCS and ACS. She holds an academic appointment as Assistant Professor of Medicine in the Mayo Clinic College of Medicine and earned a doctoral degree in Educational Leadership from Saint Mary’s University of Minnesota. Dr. Bremer is an active member of the American Society of Echocardiography (ASE) and the Society of Diagnostic Medical Sonography (SDMS), and is currently Immediate Past Chair of the Intersocietal Accreditation Commission (IAC) Board of Directors. She participates in ultrasound program accreditation through the Joint Review Committee on Education in Diagnostic Medical Sonography (JRC-DMS) and is a member of the Cardiovascular Credentialing, Intl (CCI) ACS Credentialing Exam Committee and Board of Advisors. During the past 30 years, Dr. Bremer has lectured extensively at national and international meetings on various echocardiography topics, education, sonographer ergonomics, quality improvement, and accreditation; in addition, she has co-authored several publications.


Swansea University, Wales, UK

Emma began her training as a cardiac physiologist in 1993 and worked at the cardiac centre in Morriston Hospital (Wales) for 10 years before joining Swansea University as a clinical tutor. A short while later, she took the role of Programme Director and established an excellent reputation for the cardiac physiology degree programme. In more recent years she has developed post-graduate education in applied pathophysiology, clinical assessment, and echocardiography.   In 2016, Emma completed a PhD at the Wales Heart Research Institute under the supervision of Prof Alan Fraser (past-president of EACVI). Her research interests include point-of-care ultrasound, ventricular-arterial coupling, obesity and insulin-resistance. Her current role is Associate Professor of Healthcare Science and she holds a 4 year personal advanced research grant from Health and Care Research Wales. Throughout her 20 years at the university, she has maintained a clinical academic role with professional accreditation in echocardiography and she is a registered Clinical Scientist. Emma is the Scientific Director of a novel echo lab on university campus which blends clinical service provision with teaching and echo research.


University of South Australia, Adelaide, Australia

Dr Rebecca Perry is the Program Director for Medical Sonography at the University of South Australia and a post-doctoral researcher in echocardiography at Flinders Medical Centre. She has been a cardiac sonographer since 1998 and has been involved in research and advanced echocardiographic techniques since 2003. She has extensive experience in advanced echocardiographic techniques such as strain and 3-D echocardiography. She completed her PhD in 2013 and her Post-Doctoral Fellowship with the Heart Foundation through Flinders University in 2018. She is passionate about education and excellence in echocardiography and advanced imaging techniques.


Echo Guru / Hearts 1st, Brisbane, Australia

Tony Forshaw is an echo educator and clinical cardiac sonographer. He has a masters degree in Cardiac Ultrasound and continues to have a strong ongoing interest in research. Tony passionately enjoys the art of performing echocardiography and is obsessed with improving quality. He has been a sonographer for over 20 years, an educator at QUT, a vocal campaigner for improving standards of sonographer training and an enthusiastic speaker at conferences on a variety of echo topics.  Tony is proud to have been appointed ASE board of directors in 2024.

Tony is the director of Echo Guru, providing online echo education to a global audience. 


Children's Hospital Colorado, Colorado, USA

Courtney Cassidy is the supervisor of the echo lab at Children's Hospital Colorado. She has been a cardiac sonographer for 18 years and has worked in adult, pediatric and fetal echocardiography. Her interests include encouraging sonographer driven research and mentoring sonographers in their career advancement. Courtney enjoys volunteering with the American Society of Echo and is a recent graduate of the ASE Leadership Academy.


Aurora St. Luke’s Medical Center, Wisconsin, USA

Brianna Madalinski, BS, RDCS, RVT, FASE is the lead cardiac sonographer at

Aurora St. Luke’s Medical Center, located in Milwaukee, Wisconsin. She

specializes in advanced structural heart procedures, clinical research, complex

adult congenital & hypertrophic cardiomyopathy patients. 3D imaging and strain

are skills she has been able to integrate over her years of service. She plays a

vital role in teaching, onboarding new faculty and working with fellows. Brianna

recently attended and co-chaired a learning lab at American Society of Echo

Scientific Sessions in 2023 for Advanced Myocardial Strain, where she also

accepted her FASE.  She is an advocate for the advancement of sonographers

and continues to educate sonographers all over the country on quality of



University of Wisconsin, Madison School of Medicine 

and Public Health, Wisconsin, USA

Carol Mitchell, PhD, ACS, RDMS, RDCS, RVT, RT(R), FASE, FSDMS, is an assistant professor in the Department of Medicine, at the University of Wisconsin-Madison, School of Medicine and Public Health. Dr. Mitchell currently teaches an introduction to vascular ultrasound course to the cardiovascular fellows and instructs teaching labs for graduate student courses in the Department of Medical Physics. Dr. Mitchell has previously been a program director for diagnostic medical sonography programs, served as Chair of the Joint Review Committee on Education in Diagnostic Medical Sonography (JRC-DMS), a Commissioner for the Commission on Accreditation of Allied Health Education Programs (CAAHEP), is a member of the Cardiovascular Credentialing International (CCI) Advanced Cardiac Sonographer (ACS) Credentialing Exam Committee, has served on numerous committees for the American Society of Echocardiography (ASE) and is the current Treasurer for this organization. Dr. Mitchell has authored several book chapters and papers. Her current research focuses on i) utilizing ultrasound to characterize the structure and tissue composition of the arterial wall and atherosclerotic plaque, ii) utilizing existing ultrasound technology in novel ways to study hemodynamics and their relationships to cardiovascular disease and cognition and iii) development of interactive learning modules to be used to enhance inter-professional knowledge of non-invasive testing procedures.


Royal Perth Hospital and Fiona Stanley Hospital, Perth, Australia

Gillian trained at RPH as a cardiac sonographer, completing the Graduate Diploma of Cardiac Sonography at Queensland University of Technology in 2003. She currently works as a Senior Cardiac Sonographer at both Royal Perth Hospital and Fiona Stanley Hospital and has previously developed an imaging protocol for left ventricular assist devices in association with Advanced Heart Failure and Cardiac Transplant Unit. She has a special interest in complex valvular heart disease and since 2019 she has established and coordinated the first Australian devolved Sonographer Led Aorta and Valve Disease Clinic at Royal Perth Hospital. She has a strong interest in furthering the role of cardiac sonographers in health care, and research interests in novel models of care in heart disease.


Mayo Clinic, Rochester, USA

Scott Koon holds a Master of Arts in Management and a Bachelor’s Degree in Music and Computer Science.  He became interested in Stress Management and Resiliency due to health concerns.  He found the program and materials so helpful that he wanted to share them with others and joined the Resilient Living Team in 2013. Since that time, Scott has facilitated sessions for physicians, nurses, medical students, allied health staff, therapists, social workers, college students, as well as professionals from various industries outside of healthcare.  He is a sought-after coach and mentor in many topics.  In addition to Stress Management and Resiliency, he facilitates Crucial Conversations and Emotional Intelligence classes, helps individuals with career planning, and has spoken regularly at regional, national, and international conferences.  His book “Swimming In Quicksand” was #3 among Amazon’s career self-help books.  Most recently he developed and facilitates a formal leadership mentoring program at Mayo Clinic.


Intersocietal Accreditation Commission, Maryland, USA

Katherine Gibson, RDCS (AE, FE, PE) is the Director of Accreditation for Echocardiography at the Intersocietal Accreditation Commission. Joining the IAC in 2019, she brings many years of clinical experience and her passion for congenital heart disease. Ms. Gibson has worked as a cardiac ultrasound Applications Specialist, served as a clinical instructor for adult echocardiography at Johns Hopkins Bayview Medical Center, served as a clinical instructor for pediatric echo at The Helen B. Taussig Congenital Heart Center at The Johns Hopkins Hospital, and developed the didactic curriculum for pediatric and congenital heart disease for The Johns Hopkins School of Echocardiography, Cardiac Sonography Program while also serving as an instructor. She is certified as a Registered Diagnostic Cardiac Sonographer in the areas of Adult, Pediatric, and Fetal Echocardiography with the American Registry of Diagnostic Medical Sonography (ARDMS). Ms. Gibson served on the Board of Directors for The Greater Baltimore Echo Society from 2011-2017.


ZEDU, Melbourne, Australia

Suean Pascoe is a sonographer educator and Co-Owner/Director of ZEDU, formerly Ultrasound Training Solutions.

After initially training in Queensland, she moved to NZ, and then Melbourne where she completed a Graduate Certificate of Clinical Teaching.

She has a passion for ultrasound education and in particular preparing student sonographers for the nuances of clinical practice that don’t necessarily get taught in coursework.

Suean has supervised and mentored many student sonographers over the years and is passionate about improving the efficiency and effectiveness of early sonographer training.


Griffith University, Brisbane, Australia

Alison White BSc MSc DMU (cardiac) AMS AFASA FASE SFHEA.  Alison began her career in the health industry working in 1999 as an accredited medical sonographer, progressing over 20 years to senior managing scientist and national clinical examiner for the DMU.  Her clinical expertise has been recognised at both national (Australian Sonographer of the Year, ASUM, 2012; Associate Fellow of the Australasian Sonographers Association, 2023) and international levels (Fellow of the American Society of Echocardiography, 2017).  She joined Griffith University in 2012 as a Senior Lecturer and Program Director.   Alison’s area of research includes the exploration of curriculum design that supports career development learning at a program-wide level.  Her contributions to the education of clinical physiologists have gained institutional and national recognition, through the Griffith Award for Excellence in Teaching (Employability in the Curriculum) 2016, National Citation for Outstanding Contribution to Student Learning (2017) and as a Senior Fellow of the Higher Education Academy (SFHEA) (2018).

ORCiD link https://orcid.org/0000-0002-9645-3586


Griffith University, Brisbane, Australia

Linda Humphreys (MSc (Genetic Counselling), Grad. Cert. (Higher Education), BSc hons1, SFHEA) has been a tertiary educator for 25 years. Building upon teaching clinical sciences and Genetic Counselling,  she has held the role as a Lecturer in Medical Education (Communication Skills) at Griffith University School of Medicine & Dentistry for the past 10 years.

As the Reflective Practice Lead for the MD Program Linda has implemented a longitudinal, values-based, reflective practice module into the curriculum to support student affective learning and professional identity development. She provides wider consult for the implementation of contemplative pedagogies and affective reflective writing to academic and clinical institutions locally, nationally and internationally. She has co-authored the Griffith University “Trauma-Informed Tertiary Learning and Teaching Practice Framework” and the contemplative pedagogy model “MaRIS” for communication skills in medical curricula, to support health students to develop the human capabilities and personal resilience required for professional practice. Linda’s leadership in medical education has been recognised with a Griffith University Health Group Citation for Outstanding Contributions to Student Learning and the award of Senior Fellow of the Higher Education Academy (UK).

Linda’s interests also include the incorporation of medical humanities and narrative medicine into the curriculum to foster person-centred care and practitioner wellbeing.


Sanger Heart and Vascular Institute at Atrium Health,

 North Carolina, USA

Allyson Boyle has worked in the profession since 2001. During that time, she has served as staff, lead, supervisor and has instructed at her local Cardiovascular program. She is an Advanced Cardiac Sonographer and is currently a Cardiology Imaging Manager at Sanger Heart and Vascular Institute at Atrium Health- where she oversees over 50 cardiac sonographers in both outpatient and inpatients facilities.  Allyson serves on the Board of Directors for the American Society of Echocardiography (ASE) and is Chair of the Sonographer Steering Committee with ASE. She is pleased to talk on Career pathways for Sonographers.