trustee anna

Anna Reavell MA BSc VetMB PG Dip CABC MRCVS

Anna is a veterinary surgeon working in a small practice. Prior to studying veterinary medicine at Wolfson College Cambridge, she read psychology at Loughborough University. She also has a post-graduate diploma in Companion Animal Behaviour Counselling from Southampton University.

Anna was diagnosed with hypothyroidism after the birth of her second child who was diagnosed with Graves’ disease (hyperthyroidism) aged nine years. This has led Anna to be interested in childhood Graves’, including the psychological issues. She also wants to promote knowledge of thyroid disease especially related to pregnancy.


Mary Newton

Mary is the BTF local coordinator for Cambridge and telephone volunteer. Mary’s career has included working with the Health and Safety Executive and teaching science and psychology at schools, sixth form colleges and the Open University. She is also a member of the NHS East of England Citizens’ Senate, an organisation of experienced professionals aiming to influence regional NHS strategy by presenting patient, carer and family perspectives.

Mary was diagnosed with hyperthyroidism (over-active thyroid) and had radioactive iodine therapy in 2006. Her particular interests include helping people learn about their thyroid disorders in order to communicate with medical professionals, and also in the psychological effects of thyroid disorders.

trustee joe

Joe Straw

Joe was born with congenital hypothyroidism. In May 2017 he gave a talk at the BTF Children's Conference, and spoke about overcoming a particularly hard time of hypothyroidism in his mid-to late-teens. Joe and has been a team leader for the National Citizen Service (NCS) for the past five years.

He is a keen sportsman having competed in boxing, football and running. He enjoys spending time in the Peak District and the Yorkshire Dales, fly fishing and walking. His hobbies include spending time with family and friends, reading, food and serving on the student team at church.

trustee krishna

Professor Krishna Chatterjee FRS FMedSci FRCP Fellow

Krishna Chatterjee, is a Professor of Endocrinology at the University of Cambridge and develops and leads Clinical Research Facilities. Professor Chatterjee was elected a Fellow of the Royal Society in May 2017, one of fifty elected for their outstanding contributions to science.

Mark Landsdown

Mark Lansdown, BSc MB BCh MCh FRCS

Mr Mark Landsdown is a Consultant Surgeon in Leeds specialising in Endocrine and Thyroid Surgery. Originally from the West Country he trained in medicine in Cardiff then worked on the south coast before moving to Yorkshire as a Lecturer in Surgery at Leeds University in 1986. He was appointed Consultant Surgeon in Leeds in 1994 where he continues to work. Soon after this appointment he helped BTF as a medical advisor, helping to answer patients’ questions. He has previously been a Trustee of AMEND, a sister charity to BTF for patients with multiple endocrine neoplastic disorders. He is currently President of the British Association of Endocrine and Thyroid Surgeons. When not at work or with his family he can usually be found on a bike in the Yorkshire Dales.

mark strachan

Professor Mark WJ Strachan, BSc (Hons) MB ChB (Hons) MD FRCP (Ed)

Mark has been a Trustee with BTF since 2009. Mark is a Consultant in Diabetes and Endocrinology, Western General Hospital in Edinburgh and a Reader in Medicine at the University of Edinburgh. He is also Chair of the South East Scotland Thyroid Cancer Multi-Disciplinary Team, a published author, and member of the Council of the Royal College of Physicians of Edinburgh. Mark is also involved in Diabetes UK as a member of the Research Committee and RD Lawrence Lecturer at Diabetes UK 2010.

Mark says, 'As a clinician involved in the care of people with thyroid disorders, I have long been aware of the splendid work done by the BTF. It was a real honour to be invited to become a Trustee, and I hope that I will be able to offer something back to the organisation'.

Mark was elected Treasurer in 2014.

trustee greta

Greta Lyons

Greta is a thyroid research nurse specialist at the University of Cambridge. She is a qualified adult and paediatric nurse and, in addition, has a health visitor qualification. She has over 30 years’ experience working with children and their families in hospitals and in the community.Greta works as part of a multi-disciplinary team of scientists and doctors that investigates and manages patients (adults and children) with rare and unusual thyroid conditions. This includes genetic conditions such as congenital hypothyroidism and resistance to thyroid hormone (alpha and beta). Referrals are received from throughout the UK and also from international colleagues. As well as looking after patients in hospital Greta also visits them in their homes or local hospitals.

Greta was winner of the BTF Nurse Award in 2014

richard bliss 2 small

Richard D Bliss MA MB FRCS

Richard is a Consultant General Surgeon with special interests in endocrine surgery including thyroid, parathyroid and laparoscopic adrenal surgery. He performs over 100 thyroidectomies each year and is based at the Royal Victoria Infirmary, Newcastle upon Tyne where he has worked following his training in the North East and in Sydney, Australia. He was the Honorary Secretary and Treasurer of the British Association of Endocrine and Thyroid Surgeons (BAETS) from 2002 to 2008 and has served on the BAETS Executive Committee.

He is also lead thyroid surgeon and Vice-Chair of the thyroid group for the North of England Cancer Network and Clinical Director for Surgical Services at the Newcastle upon Tyne Hospitals NHS Foundation Trust.

Richard was elected Chair of the Board of Trustees in 2015.

petros perros

Dr Petros Perros, BSc MBBS MD FRCP

Dr Petros Perros is a Consultant Endocrinologist at the Royal Victoria Infirmary, Newcastle and an Honorary Senior Lecturer, Institute of Genetic Medicine, Newcastle University. He was until recently President of the European Group on Graves' Orbitopathy, Chairman of the British Thyroid Association Thyroid Cancer Guidelines Group and member of the Executive Committee of the BTA, and member of TEAMeD (Thyroid Eye Disease Amsterdam Declaration Implementation Group). Dr Perros has supported the BTF for a number of years, having previously been a BTF Trustee from 2004 to 2010. He is also a medical advisor for the BTF and the medical editor of BTF News.