Elisabeth Fenwick is a Senior Director in the Modeling and Meta-Analysis team based in the UK. Liz provides scientific and strategic support to HE projects globally. She has extensive experience in economic evaluation and health economic modelling having worked in the field for over 20 years. She has worked on a variety of projects in a wide range of disease areas including oncology, respiratory, infectious diseases, cardiology, ophthalmology and orphan diseases. Liz has also contributed to methods in the field, in particular relating to decision analytic modelling and simulation methods, probabilistic decision analytic modelling and value of information analysis. Liz was a member of the ISPOR joint task force on good research practices in modelling and a co-author on the joint taskforce paper on uncertainty and is currently co-chairing the ISPOR task force assessing emerging good practice in value of information analysis for research decisions. Liz is also an Associate Editor for Medical Decision Making and a member of the editorial board for Pharmacoeconomics. Liz has a PhD and MSc in Health Economics as well as an MSc in Operations Research and joined Pharmerit from ICON plc where she lead the modeling team for the global HE group. Prior to her consultancy career, Liz spent over 15 years as an academic working at University of York, McMaster University and most recently University of Glasgow.