Management group members


Mr Jim Zhong (Chair)                           

Dr Joshua Shur (Joint Vice Chair)        

Dr John Adu (Joint Vice Chair)             

Dr Sara Zafar (Secretary)   

Mr Glafkos Havariyoun 

Dr Andrew Nanapragasam   

Miss Sophia Thom           

Dr Maria Tsakok    

Dr Ajay Singaravelou

Dr Ebrahim Palkhi

Dr Cherry Sit

Miss Sally Zebari

Dr Vessela Vassileva

MIss Emma Higgins

Mini Bios

Jim Zhong (Chair) is currently a specialist registrar in radiology working in Leeds. His background includes training in Edinburgh and completing his academic foundation training in the West Yorkshire region and undertaking research/ observourships in interventional radiology and radiation oncology at Columbia Medical Centre, New York, USA and the National Cancer Center in Tokyo, Japan. He hopes to use this experience and his enthusiasm for radiology to inspire others to join the BIR to facilitate greater collaborative work and research.


Joshua Shur(Joint Vice-Chair) is a Radiology registrar at St George’s Hospital in London.  In 2005 he completed a Master’s degree in Physics from the University of Nottingham, including a year exchange at the University of Toronto, Canada.  Following a stint of traveling, Joshua studied Medicine at University College London Medical School and then academic foundation training in the South Thames Foundation School.  He has a particular interest in medical education and teaching and has co-authored a medical textbook and DVD.

John Adu(Joint Vice-Chair) is a Radiology registrar in the Barts and the Royal London training programme.  After earning his Bachlelor’s degree in Psychology and Neuroscience at the University of Liverpool, he stayed on in Liverpool to complete his medical degree and Foundation training.  John then moved to London to complete Core Surgical Training, during which time he achieved membership of the Royal College of Surgeons.  John is an enthusiastic educator and consequently decided to complete a Clinical Teaching Fellowship at Queen Mary University, a diverse role which included anatomy demonstrating, lecturing, problem based learning (PBL) facilitation, clinical skills teaching and OSCE examination. During his teaching fellowship, he was awarded the Best Teacher prize in the academic support division.  On completion of his teaching fellowship, John commenced radiology training. John has authored several peer-reviewed publications and has presented at several national and international surgical and radiological conferences.  His radiological interests include gastrointestinal radiology and interventional radiology.

Sophia Thom is in her final year studying Diagnostic Radiography at LSBU. Prior to this, she worked in the Radiology department at UHL for two years.

Glafkos Havariyoun is a Clinical Scientist at King’s College Hospital’s Medical Engineering and Physics Department in London. He graduated from University College London (UCL), in 2013 with a BSc (Hons) degree in Physics with Medical Physics. He subsequently entered in to the 3-year Scientist Training Programme (STP). He has recently successfully finished the scheme with a specialism in Imaging with Ionising Radiation and a MSc degree in Clinical Sciences (Medical Physics) from King’s College London (KCL). Glafkos has recently began a Ph.D at UCL on X-ray phase contrast imaging. His main interests are in Diagnostic Imaging and Nuclear Medicine and specifically in hybrid imaging. He is a keen Science, Technology, Engineering and Maths (STEM) ambassador and is involved with several healthcare science outreach events. 

Sara Zafar is currently an ST1 in clinical radiology in the London deanery. Her background includes undergraduate medicine at the University of Edinburgh and undertaking her academic foundation training in North Central Thames Foundation School.  She has also spent 6 months teaching undergraduate students in an innovative training post in medical education. Her interest include research, leadership and teaching.

Ebrahim Palkhi is a clinical radiology trainee based in Leeds. His background includes undergraduate medicine at Leeds and a BSc in imaging sciences at King’s College. His interests include clinical and technological research, networking and leadership. He has aspirations to improve radiological technology provision in less privileged regions of the world.



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