Dr Craig McCallum was born and raised in Glasgow, Scotland. He graduated with his medical degree from the University of Glasgow in 2013. He completed his internship at Glasgow's Western Infirmary and Southern General Hospital in 2014, and completed his residency at Glasgow Royal Infirmary in 2015. He then relocated to Melbourne, Australia where he completed his general medical training at The Austin and Northern Hospitals in 2019, before embarking on specialist training in cardiology at The Princess Alexandra Hospital in Brisbane, Australia in 2020. He is currently the chief cardiology registrar at The Princess Alexandra Hospital and plans to pursue subspecialty fellowship in interventional cardiology. He is an Honorary Associate Lecturer in the Faculty of Medicine at the University of Queensland.