Meet our team from offices around the world.
Executive team
![photo of employee](https://www.bi.team/wp-content/uploads/2014/01/David-IMG_8208-1-200x300.jpg)
Professor David Halpern CBE
President & Founding Director
![](https://www.bi.team/wp-content/uploads/2020/04/Rachel-300x300.jpg)
Rachel Coyle MBE
Global Managing Director
![photo of employee](https://www.bi.team/wp-content/uploads/2014/01/Lis-IMG_8714-e1690217272752-300x200.jpg)
Elisabeth Costa
Managing Director, BIT UK
![photo of employee](https://www.bi.team/wp-content/uploads/2014/01/michael_hallsworth_270219_05-300x200.jpg)
Dr Michael Hallsworth
Chief Behavioural Scientist
![](https://www.bi.team/wp-content/uploads/2023/10/Headshot-Naomi-small-290x300.jpg)
Naomi Crowther
Finance Director
![](https://www.bi.team/wp-content/uploads/2023/11/jackielewis-300x300.2e16d0ba.fill-740x620-1.jpg)
Jacqueline Lewis
Nesta Group General Counsel and Company Secretary, Legal Team
![photo of employee](https://www.bi.team/wp-content/uploads/2014/03/Alex-Gyani-colour-web-300x300.jpg)
Dr Alex Gyani
Managing Director, APAC
Management
![](https://www.bi.team/wp-content/uploads/2019/02/Hannah-Brehrendt-IMG_8141-300x200.jpg)
Dr Hannah Behrendt
Director, Health and Wellbeing
![](https://www.bi.team/wp-content/uploads/2019/02/Nida-IMG_9032-300x200.jpg)
Nida Broughton
Director, Economic Policy
![](https://www.bi.team/wp-content/uploads/2016/11/Serene-bio-photo-240x300.jpg)
Dr Serene Koh
Director Singapore
![](https://www.bi.team/wp-content/uploads/2015/07/monica.jpg)
Mónica Wills Silva
Director - International Programmes
![](https://www.bi.team/wp-content/uploads/2017/05/sasha_tregebov_270219_01-1200-300x200.jpg)
Sasha Tregebov
Director, BIT Canada
![](https://www.bi.team/wp-content/uploads/2023/01/Laura-Litvine-BIT-website--214x300.jpg)
Laura Litvine
Director - BIT France
![](https://www.bi.team/wp-content/uploads/2018/09/Abi-Mottershaw-IMG_8594-300x200.jpg)
Dr Abigail Mottershaw
Head of Online Research & Innovation
![](https://www.bi.team/wp-content/uploads/2022/11/Eva-website-pic-300x300.jpg)
Eva Myers
Director - Economic Policy
![](https://www.bi.team/wp-content/uploads/2019/03/Ed-Flahavan-IMG_9895-300x200.jpg)
Ed Flahavan
Director, Home Affairs, Security and Education
![](https://www.bi.team/wp-content/uploads/2019/02/Helen-Brown-IMG_8106-300x200.jpg)
Dr Helen Brown
Interim Director of International Programmes
All staff
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![Default image](https://www.bi.team/wp-content/themes/bit/assets/img/default-image-person.png)
Zain Hussain
Associate Advisor
zain.hussain@bi.team
![](https://www.bi.team/wp-content/uploads/2023/07/DSC_9358-PNG-260x300.png)
Xiaojia Wu
Financial Accountant
![Default image](https://www.bi.team/wp-content/themes/bit/assets/img/default-image-person.png)
Trisha Harjani
Associate Research Advisor
trisha.harjani@bi.team
![](https://www.bi.team/wp-content/uploads/2022/10/DSC04158-1-scaled-e1720178028563-300x288.jpg)
Tom van Zantvliet
Advisor
![](https://www.bi.team/wp-content/uploads/2021/03/Tom-OKeeffe-225x300.jpg)
Tom O'Keeffe
Senior Research Advisor
![](https://www.bi.team/wp-content/uploads/2022/07/Picture-3-281x300.jpg)
Tom McBride
Director - Ending Youth Violence Lab
tom.mcbride@bi.team
![](https://www.bi.team/wp-content/uploads/2023/11/IMG_8591-1-265x300.jpg)
Tom Leach
Senior Policy Advisor
![](https://www.bi.team/wp-content/uploads/2023/11/Screenshot-2023-04-17-135911-300x273.png)
Tom Gunter
Senior Policy Advisor
![](https://www.bi.team/wp-content/uploads/2019/02/Toby-IMG_9725-300x200.jpg)
Toby Park
Principal Advisor, Head of Energy, Environment & Sustainability
![](https://www.bi.team/wp-content/uploads/2021/11/Tim-Ramsey-e1673962809191-284x300.jpg)
Tim Ramsey
Principal Advisor