‘Fisayo Soyombo is best known for his undercover work, such as spending five days in a police cell as a suspect and eight as an inmate in Ikoyi Prison — to track corruption in Nigeria’s criminal justice system; or the journalist who drove the equivalent of a stolen vehicle from Abuja to Lagos, passing through a whopping 86 checkpoints in a journey of over 1,600km that lasted a cumulative 28hours 17minutes.

Adeolu joined the CIJ to manage its Open Climate Reporting Initiative (OCRI). Through his decade-long experience in project management, information technology, accountability in governance, civic engagement and investigative journalism, Adeolu has successfully facilitated media training and investigative story projects covering a wide range of big issues from education to migration and health.

Carmen Aguilar García is an award-winning journalist, currently part of The Guardian Data Project team. Before joining The Guardian, she was the first data journalist at Sky News, working on a wide range of topics to find data stories and tell them across all its platforms and covering the Covid pandemic.

Dan Neidle spent almost 25 years as a tax lawyer, and was head of tax at the London office of one of the largest law firms in the world. During his career, Dan advised corporates, governments, regulators, central banks and NGOs on tax and tax policy.

Dr Mark Lee Hunter is a founding member of The Global Investigative Journalism Network, the principal author of Story-Based Inquiry: A Manual for Investigative Journalists (UNESCO 2009) and the recipient of many awards for his reporting.

Helena Bengtsson is Data Journalism Editor at Gota Media, a regional publishing company in the south of Sweden with 13 local titles. She previously worked as Editor for Data Journalism at Sveriges Television, Sweden’s national television broadcaster for 27 years and she also served as Editor, Data Projects of the Guardian UK, between 2014-2017.

Jenna Corderoy is a reporter for openDemocracy’s investigations team. She specialises in obtaining documents under the Freedom of Information Act, and has brought several (and successful) FOIA challenges at tribunal.

Jonathan Stoneman is a freelance trainer. He previously worked for BBC World Service for many years, as a reporter, producer, later as editor and finally as Head of World Service Training at Bush House.

Karrie Kehoe is a data journalist and researcher on the Data and Research team at the International Consortium of Investigative Journalists. Karrie has worked on award winning global investigations like the FinCEN Files, Pandora Papers, Uber Files, Implant Files and more recently Deforestation Inc.

Louis Goddard is co-founder of Data Desk, an investigative consultancy focussed on climate and the commodities industry. He previously worked for The Times and Global Witness, where he produced data-driven investigations, including as part of a high-impact campaign against Russian fossil fuel exports.

Luuk Sengers is an experienced teacher and investigative journalist. He lectures at universities and in newsrooms and writes data-driven stories for the leading Dutch magazine De Groene Amsterdammer. He is also co-developer of Story-Based Inquiry.

Martin Tomkinson is a veteran investigative financial journalist and corporate researcher. He was a financial researcher for The Mail on Sunday‘s ‘Rich List’ from 2000-2004 and has worked on The Sunday Times‘ ‘Rich List’ since 2005. Martin has written for all the UK’s major newspapers.

Max Harlow is a newsroom developer at the Financial Times in London. He has previously worked on investigations at the Guardian and at the Bureau of Investigative Journalism. He co-runs Journocoders, a group for journalists who want to develop technical skills for use in their reporting.

Raj Bairoliya is a well-known expert forensic accountant and has been teaching Understanding Company Accounts at the CIJ for 15 years. Raj frequently helps journalists and broadcasters to decipher the accounting/business aspects of a story.

Sam Leon is co-founder of Data Desk, an investigative consultancy focussed on climate and the commodities industry. He previously worked at Global Witness where he ran their digital investigations unit.