William Irwin

Policy Analyst – sustainable finance

William is a policy analyst working on Grantham Research Institute’s Investing in a Just Transition project with Nick Robins and the Initiative for Responsible Investment. He is responsible for research output in relation to the project’s work globally and on the UK.


William has a professional background as a market analyst, ESG researcher and journalist at independent consulting and research firms and in a previous role at the Grantham Research Institute.

Prior to joining the policy analysis team, he was a researcher on the Transition Pathway Initiative, an investor-backed initiative at the Grantham Research Institute that provides investors with data on the carbon performance and climate governance of the world’s largest listed companies. Previously, he worked as an expert on global fertiliser and environmental control technology markets, responsible for market analysis, forecasting and strategic consulting for corporates, financiers and governments.

William holds an MA in Philosophy from University of Bristol, and an MSc in Environment and Development, with distinction, from LSE. He started his career as a journalist at Prospect magazine, Time Inc. and editing the University of Bristol newspaper.


Research article  19 November, 2018

An assessment of climate action by high-carbon global corporations

Corporations are an important source of GHG emissions and important actors in mitigating climate change. This paper presents and analyses a database of corporate climate action that provides an up-to-date … read more »

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Policy publications  14 October, 2019

Banking the just transition in the UK

This policy insight looks at looks at the contribution the banking sector can make to ensuring that a just transition happens in the UK, under the Government's commitment to a net-zero-carbon economy by 2050. read more »

Policy publications  1 October, 2019

Financing inclusive climate action in the UK: An investor roadmap for the just transition

This report sets out the role that investors can play in delivering a just transition in the UK as the country works towards net-zero emissions, illustrating the implications through a set of place-based examples from Yorkshire and the Humber and setting out recommendations for investor action. read more »

Policy publications  4 February, 2019

Investing in a just transition in the UK: How investors can integrate social impact and place-based financing into climate strategies

In the first report from the Investing in a Just Transition UK project, the authors explore the extent of the challenge to ensure that action on climate change supports an inclusive economy in the UK, efforts that are already underway, and what actions investors can take. It includes a regional case study of Yorkshire and the Humber. read more »

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Commentary  24 October, 2019

How Scotland can mobilise finance for a just transition

Scotland is targeting a net-zero transition that is inclusive and fair. Here, the authors report from a recent gathering of finance and government stakeholders in Edinburgh that explored how finance can be mobilised as part of the just transition. read more »


Commentary  5 November, 2018

Where next for sustainable insurance? Five priorities for the next decade

This commentary reviews how both the insurance sector and its partners could build on the growing momentum and overcome the continuing barriers to deep implementation of sustainable insurance practices over the coming decade. read more »

Commentary  4 October, 2018

Financing the transition: how investors can help make climate action inclusive

Partners from the Investing in a Just Transition project explain the arguments for an equitable low-carbon transition and report on important progress that is being made. read more »

Commentary  9 August, 2018

The just transition: the emerging agenda for Europe’s investors

2018 is turning out to be the year of the “just transition”. In December, the UN’s annual climate conference, COP24, will be held in Katowice in the heart of Silesia’s … read more »

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