![Profile picture of Professor Elizabeth Allen](https://ideas.lshtm.ac.uk/wp-content/uploads/2017/07/Liz-Allen-1-e1500377339907-150x150.jpg)
![Profile picture of Professor Elizabeth Allen](https://ideas.lshtm.ac.uk/wp-content/uploads/2017/07/Liz-Allen-1-e1500377339907-150x150.jpg)
Elizabeth is a statistician specialising in the design and analysis of large impact evaluations. Elizabeth is an expert in both randomised and non-randomised designs and has a particular interest in complex interventions. Elizabeth has provided statistical advice for the IDEAS project from survey design and analysis to statistical approaches to evaluate the comparability of linking methods.