Our Team

Experts in statistical consultancy and statistics training, we work with R&D, clinical and manufacturing groups, across a wide range of industries to provide scientists, engineers, analysts, formulators and more with the relevant tools to make the best use of their data. We’re also proficient in a wide range of leading software packages, alongside our own portfolio of specialist tools built and tailored to meet specific customer needs.

Our team comprises a combination of employees and subcontractors, and having such a flexible team allows us to match their many and varied skills to our customers' exact support or training needs; find out more about some of our experienced consultants and associates below, and please feel free to contact us if you'd like to discuss your own potential requirements.

  • Dr. Paul Nelson

    Dr. Paul Nelson

    Technical Director

    Paul's our Technical Director and co-founder of Prism. He provides technical leadership for all of the company's activities. For more than 25 years, he has been providing expert statistical training, consultancy and software tailored to scientists and engineers in the discovery, development and manufacturing areas across a variety of industries. Paul was formerly Principal Statistician and Project Manager with SmithKline Beecham.
  • Andrew Macpherson

    Andrew Macpherson

    Managing Director

    Andrew has executive responsibility for how we operate and manage the business; he also maintains our statistical software tools, curates our library of training materials and is a Course Leader for a number of our courses. He has over 20 years of software development experience, and enjoys the most challenging data management, statistical visualisation and analysis problems.
  • Chris Challis

    Chris Challis

    Business Director

    Chris is responsible for liaising with clients to understand their training, consultancy and software requirements; his priority is to ensure our clients' complete satisfaction with every service that we provide. Chris has worked in communication roles for over 15 years with a particular focus on building, developing and nurturing business, public and media relationships.
  • Lesley Nelson

    Lesley Nelson

    Accounts Manager

    Lesley has managed Prism's accounts since 2000. Prior to that, she worked for a London based firm of accountants for 10 years. Lesley's experience makes her ideally suited to building and maintaining excellent working relationships with our clients when dealing with their accounts, as well as managing Prism's own accounts.
  • Richard Lyons

    Richard Lyons


    Richard has more than 30 years’ experience providing expert statistical training, consulting and software solutions to scientists and managers within discovery, development and manufacturing, in particular within the pharmaceutical sector.
  • Brian Bond

    Brian Bond


    Brian has more than 30 years' experience in all aspects of Life Sciences, in particular the drug discovery and development process, covering many disease areas. Specialisations include Functional Genomics, In-vitro Research, Screening and Discovery. Brian was formerly Head of Discovery Statistics at GlaxoSmithKline. Recent work includes projects in personalised medicine, conservation biology and psychological behavioural assessment.
  • Dr. Sue Connor

    Dr. Sue Connor


    Sue has over 20 years experience in providing spectroscopic, metabolomics, chemometrics and analytical chemistry solutions to drug discovery and development. She regularly advises on the implementation of advanced data processing and analysis methods for a variety of data types in MS, NMR, NIR etc., and is a course leader for several of our training courses.
  • Chris Ashman

    Chris Ashman


    A Six Sigma Master Black Belt with more than 25 years’ experience of working as a Chartered Statistician. Chris has worked in Pharmaceutical Development and Manufacturing at AstraZeneca and GlaxoSmithKline, providing statistical consultancy and training, and leadership of Lean Six Sigma programmes and projects. Prior to working in the pharmaceutical industry, he was Director of the Statistical Services Unit, University of Sheffield, where he had executive responsibility for the consultancy and training services offered to industry, commerce and government.
  • Alan Sharpe

    Alan Sharpe


    Alan has over 25 years experience working as a statistician and mathematical modeller within the pharmaceutical industry. He has experience in the application of statistics to all aspects of the manufacturing process including process validation, statistical process control, and stability. He has provided statistical support to all aspects of drug discovery and development including development and validation of in-vitro/in-vivo assays, human genetic and plasma biomarkers and analysis of clinical trials data. Alan also has particular knowledge and experience in supporting environmental fate and ecotoxicology studies for regulatory risk assessments.
  • Rob Davis

    Rob Davis


    Rob has over 15 years' experience as a statistical programmer within clinical trials (phases 1-4), across a range of disease areas. He has been responsible for coordinating and motivating programming teams to meet demanding deadlines. Rob has a broad understanding of the drug discovery process from data collection to submission, as well as ad hoc requests to support a large publication team. Having gained an MSc in Medical Statistics, he has worked as a statistician on both clinical and non-clinical projects. Rob has also been heavily involved implementing the latest CDISC standards.
  • Dr. David Rose

    Dr. David Rose


    David is an experienced statistician/analyst, biometrician, mathematical modeller and statistical programmer. He has worked in food & drinks research, food manufacturing and the market research industry prior to joining SAS Software Ltd, where he worked as a statistical consultant in various other industries for over a decade. He has a flair for clear and comprehensible explanation of complex statistical methodology to non-experts, and enjoys training and mentoring personnel in such techniques.
  • Dr. Debbie Kraus

    Dr. Debbie Kraus


    Debbie has over 12 years experience providing stats support to analytical chemists, formulation/process scientists and device engineers. She regularly advises on best use of DoE for process, formulation and analytical method development and optimisation, equivalence testing, dissolution testing and modelling, stability analysis and specification setting, and analysis of spectroscopic data.
  • Matt Ashman

    Matt Ashman


    Alongside his work at Prism, Matt is currently undertaking a PhD in probabilistic machine learning at the University of Cambridge. He has an eager interest and significant experience in the development of probabilistic models and statistical software solutions, both professionally and academically.
  • Martin Owen

    Martin Owen


    Martin, a LeanSigma Blackbelt, promotes the introduction, implementation and sustainment of more efficient and effective ways of experimentation to drive greater scientific process understanding. He has over 30 years’ experience working for GlaxoSmithKline, where he played a pivotal role in establishing laboratory automation, DoE lead user groups and Quality by Design. He partners extensively with academia and is a part-time lecturer for De Montfort University’s MSc Quality by Design.
  • Kate Tomlinson

    Kate Tomlinson


    Kate specialises in clinical trials (phases 1-4) and has a broad and extensive experience of all aspects of the drug development cycle covering many disease areas. Kate has also taken on a variety of roles within the Pharmaceutical environment, providing her with an appreciation of how problems are seen from different perspectives. She is an effective communicator with experience of directing and motivating teams under pressure, and has over 20 years’ experience.
  • Dr. Heather Turner

    Dr. Heather Turner


    Heather has over 10 years experience supporting researchers in the life and social sciences. She has particular expertise in statistical modelling and programming with R. Heather works across sectors, but specialises in early drug discovery, notably molecular and cell biology. She provides methodology reviews, development of custom analysis and reporting pipelines, analysis of data and training on using R.