Meet the Team

This is the team page for the employees at Tolley Health Economics.

Keith Tolley

Keith’s background is primarily in health economics; he has worked both in academia (University of York – Centre for Health Economics and University of Nottingham, UK 1987-1997), for several pharmaceutical companies, including GSK, Pfizer and Ortho Biotech (1997-2005) and in consultancy as a Director at Mapi Values.

Keith is the founder Director of Tolley Health Economics, a company he set up in 2008 with Amanda Strickson to provide strategic advice and consultancy in the area of the use of health economic analysis, HTA for the market access of pharmaceuticals. Keith has direct experience of health technology assessment as performed by NICE for England and Wales and the SMC in Scotland, and reimbursement and pricing issues around Europe. Keith has managed and contributed to company submissions to NICE and SMC across a range of disease areas.

Keith has published extensively in health economics and is the author of two books and several edited books. Keith has a BA and an MPhil from the University of Leeds.

He has also reviewed and been involved in the development of health economic models for NICE/SMC and other HTA bodies, and has reviewed economic models for their suitability (e.g. structure, data inputs) for drug reimbursement purposes. Keith is also a health economics assessor with the Scottish Medicines Consortium (the HTA body advising on new drug reimbursement in Scotland), a position he has had since 2005, having previously been an industry representative on the NDC. In 2013 Keith also became an assessor for the All Wales Medicine Strategy Group and has provided expert advice as part of the NICE Early Scientific Advise Programme.

Amanda Strickson

Mandy is a Director and medical writer at Tolley Health Economics. Mandy has 22 years scientific and clinical research experience from academia, pharma, and medical consultancy.

Firstly, she spent 9 years at the University of Oxford (where she gained her PhD) in the field of Molecular Haematology. Mandy then moved to Abbott Laboratories where she was Scientific Adviser in the Rheumatology/ Immunology therapeutic area. During this time, Mandy prepared and presented clinical evidence to KOL’s, critical review of all scientific documents (in accordance with ABPI guidance), and medical writing of abstracts for scientific symposia, and business cases.

Mandy has gained continued medical writing experience firstly with Adelphi Values and subsequently as a Freelance Medical Writer before joining Tolley Health Economics where she is currently involved in all HTA submissions to NICE, SMC, and the AWMSG within several therapeutic areas including oncology (kidney cancer, cervical cancer), Haematology (secondary iron overload), Immunology (rheumatoid arthritis), Neurology (LEMS), and vaccines.

Mandy also has experience in writing manuscripts and published during her time in academia.

Outside of work, Mandy enjoys keeping fit, horse riding, photography and socialising with friends over the odd glass of Prosecco!  She is also kept very busy watching her two girls on the track and field, and driving them and their ponies to horse riding events.

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Emma Boulton

Emma Boulton is the Project Manager for Tolley Health Economics Ltd.

Initially joining the company in 2011 as the Office Manager her role has increased and after studying for the APM Introduction to Project Management qualification became the Project Manager in February 2014.

Prior to joining Tolley Health Economics, Emma had over 10 years’ experience within an office environment, previously working as an Executive Personal Assistant for Rolls Royce and the Nationwide Building Society at Senior Director level.

Outside of work, Emma and her husband like to explore the beautiful countryside of Wales on their motorbike, weather permitting!

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Marie Hutchinson

Marie Hutchinson is the Office Manager for Tolley Health Economics Ltd.

Marie is primarily responsible for the effective day to day running of the business, covering project administration, contracts, invoicing and travel. Marie has become more involved with the financial side of the business and is currently studying towards an accounting qualification.

Marie worked for a large retail bank in the role of Branch Manager for over 10 years prior to joining the company in 2014.

Marie enjoys spending time with her family and friends, with weekends filled with her children’s various sporting activities.  Marie also enjoys holidays in the sun and camping trips whilst exploring the UK.

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Rachel Robson

Rachel Robson is a Health Economist for Tolley Health Economics Ltd.

Rachel joined the team in 2015 while studying the MSc in Health Economics and Decision Modelling at The University of Sheffield.

Since being introduced to Health Economics in her undergraduate degree she has aimed to pursue a career in healthcare, with previous experience as an information analyst for both public and private healthcare companies.

Outside of work, Rachel plays hockey for Wilmslow Hockey Club, goes walking and enjoys going to the gym and swimming.  Rachel also likes to travel and has a long list of exotic places she wishes to go to next.

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Christine Worsley

Christine is the Clinical Operations Lead for Tolley Health Economics Ltd.

Christine studied Biological Sciences at the University of Sheffield to obtain her undergraduate degree before moving on to Manchester Metropolitan University to obtain a Post Graduate Certificate (PGCert) in Education. Following a successful 13-year career in education where Christine developed strong science-specific skills in communication, as well as leadership and management experience, Christine chose to pursue her love of biological sciences in a different field and joined Tolley Health Economics in 2017.   She is currently undertaking a PGCert in International Health Technology Assessment, Pricing and Reimbursement with ScHARR at the University of Sheffield.

As the Clinical Operations Lead at Tolley Health Economics, Christine is involved in NICE, SMC and NCPE HTA submissions, and the evidence generation requirements that support this process, such as systematic literature reviews. In addition, her role includes taking the clinical lead in other projects such as preparation of briefing books for early scientific advice, pathways projects and producing abstracts and posters for academic conferences.

In her time outside of work much of Christine’s time is occupied with her two children and their various sporting pursuits and hobbies, but also finds time to enjoy keeping fit, reading and socialising with family and friends. She also relishes the opportunity to holiday in the UK and beyond, whether it be to enjoy snow sports in the Alps or the sun-drenched beaches and landscapes of the Mediterranean and beyond.

Zain Hussain

Zain is a Health Economist for Tolley Health Economics Ltd.

Zain initially studied Pharmacy from Medway School of Pharmacy in 2011. Since then, he has worked as a locum pharmacist providing clinical pharmacy services and healthcare advice and counselling to communities across Central and Greater London and Kent including hospital pharmacies, care homes and airports, and continues to do so.

He was introduced to the field of health economics and outcomes research through contacts in the wider healthcare community. He was really intrigued with his initial research and decided to pursue a career in health economics. He made a bold move from London to Sheffield to successfully complete MSc in Health Economics and Decision Modelling from University of Sheffield in 2018 to pursue his career aspiration. He then joined Tolley Health Economics in early 2019.

Outside work, Zain actively trains at the gym. He also engages in sports and outdoor activities, whether it is a social game of badminton, a competitive football or cricket match, cycling from London to Paris or hiking locally and internationally. With his enthusiasm for international culture and cuisines, he is always looking to travel to different parts of the world. He is also always actively participating in charity work.


Luke Stainer

Luke is a Junior Health Economist for Tolley Health Economics Ltd. 

Luke graduated from the University of Loughborough with a BSc in Economics in 2017. Luke joined the Tolley team in January 2019 and will be expanding on his studies by commencing a master’s degree in Health Economics and Decision Modelling at the University of Sheffield, commencing Autumn 2019. 

In his spare time Luke enjoys playing (and studying) the game of poker, with aspirations of playing international tournaments in the future.


Sandra Gregory

Sandra is the Administration Assistant for Tolley Health Economics Ltd

Sandra Gregory joined the company in August 2017 as administrative assistant. Responsibilities include day to day running of the office, invoicing and arranging travel.

Before joining Tolley Health Economics Sandra worked as a School Receptionist for 10 years, prior to this Sandra was a Service Quality Adviser for a retail bank.

In her spare time Sandra enjoys walking her dog and exploring the Peak District. She also enjoys going to the gym with weekends spent with family and friends. Sandra loves her holidays in sunnier climates and is keen to travel further afield in the coming years now her two sons have grown up.