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Curriculum Vitae Callum Hay Senior Cardiac Physiologist Oxford, UK BSc (Hons) Cardiac Physiology – First Class Email: callumthay@hotmail.co.uk Profile Senior Cardiac Physiologist specialised in cardiac rhythm management, pacing, and advanced ECG interpretation within a tertiary cardiac centre. Extensive experience in high-volume ECG and ambulatory rhythm analysis, complex arrhythmia recognition, cardiopulmonary exercise testing (CPET), and device-related rhythm diagnostics. Experienced Healthcare AI Reviewer and Analyst, contributing to high level model evaluation across multimodal and complex reasoning tasks within the medical domain. Demonstrated expertise in assessing clinical accuracy, logical reasoning quality, and comparative performance of large language models across specialist healthcare and generalist scenarios. Strong background in research, education, and clinical governance, with nationally presented research in arrhythmia diagnostics and implantable monitoring pathways. Experienced in training, presenting internationally on ECG rhythm diagnosis and Cardiology pressure waveforms, supporting clinicians in developing advanced ECG interpretation skills. Core Skills and Expertise • Advanced 12‑lead ECG interpretation • Loop recorder and event monitor • Healthcare AI reasoning analysis ECG review Clinical ECG report writing • High‑volume Holter and ambulatory ECG analysis • Training, supervision and competency assessment • Ambulatory rhythm monitoring • Service develo

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