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Meet the team

Find out more about the people behind the forum and get in touch.

Lisa Reilly

Executive Director

Lisa Reilly, Executive Director, has worked with GISF since 2011. She has over 16 years’ experience in the development and humanitarian response sector, working overseas in a variety of programme management roles in both Africa and Asia. Returning to the UK in 2009 Lisa took up a position with RedR as Security Trainer developing and implementing personal security and security management courses, as well as undertaking a number of short-term consultancy projects backstopping and evaluating humanitarian response programmes.

Starting as an engineer, Lisa’s security knowledge comes from implementing programmes in various conflict and post-conflict countries, subsequently enhanced through working with a variety of sector experts and on a number of research projects since her return to the UK.

In her current role, Lisa exercises overall responsibility for the GISF Secretariat, supporting the collaboration and exchange of information and best practice between GISF members and GISF’s wider network of humanitarian security risk specialists, as well as liaising with and acting as a resource for UN agencies, academic institutions, donors, etc., to develop appropriate policies and best practice in humanitarian security risk management.

Winner of the 2020 Women in Security Awards, Contribution to Industry.

Contact Lisa Reilly

Heather Hughes

Deputy Director

Heather Hughes joined the GISF secretariat in November 2019.

Heather was Oxfam GB’s first Global Security Adviser, where she worked for over 20 years, focusing on strategic and operational security risk management including policy and practice, learning and development, supporting and managing serious incidents and crises, lessons learned and networking. Her career in Oxfam began in humanitarian and development programme support and management roles, including the Balkans conflict.

After leaving Oxfam GB, Heather was Director of Risk Advisory Services at International Location Safety, where she worked with a wide range of NGOs to support improvements in their security risk management approach and practice.

Heather has been involved with GISF since its inception in 2006, and was a member of the Steering Group for many years. As Deputy Director she will support the strategic work of GISF.

Contact Heather Hughes

Jason O'Connor

Deputy Director (North America)

Jason O’Connor joined GISF in December 2020. He joined us from World Vision International where he has worked for over 5 and a half years as a Global Security Advisor - Training. Jason has over 20 years of experience working with international organisations including numerous UN peacekeeping and assistance missions (Kosovo, Iraq, Liberia, Cambodia, South Sudan) as well as the OSCE (Kosovo) and IOM (Jordan, Liberia).

Jason has a BA in Political Science from the University of Pittsburgh and a Masters in Risk, Crisis, and Disaster Management from the University of Leicester.

In his position as Deputy Director, North America, Jason will support the GISF Executive Director and lead activities in North America to achieve strategic goals with an aim to raise the profile of GISF.

Contact Jason O'Connor

Justina Amenu


Justina Amenu joined GISF in September 2014. She has over 10 years’ experience in working with non-profit organisations – managing membership, event organisation, and general administration.

Having completed her first degree, a BA in Economics with Sociology in Ghana, Justina moved to the UK. Her experience with NfPs begun as an administrator with the Petroleum Exploration Society of Great Britain, PESGB. She steadily increased her knowledge and experience by working with The InDus Entrepreneurs UK and Society for Editors and Proofreaders Ltd.

Justina is currently responsible for the administrative function of GISF – providing essential support to the team and introducing new ways of working to help the organisation run smoothly.

Contact Justina Amenu

Léa Moutard

Research Advisor

Léa Moutard joined GISF in August 2019.

Throughout her education, she focused on analysing conflicts, humanitarian operations and associated security issues. She realised various research projects including internal reports for UNHCR’s Beirut field office as well as for a community resolution centre in Berkeley. Trained in mediation, she organised and facilitated talks as the co-founder of two human rights related collectives. In her last role, she sought to bring practitioners, students and civil society actors together to reflect on ways to address the threats and opportunities associated with digital innovations. Léa holds two Masters degrees, in International Relations from Sciences Po Lyon (France) and Human Rights from LSE (UK).

As GISF Research Advisor, she works on initiating and developing practical and original research, along with best practice guides to help humanitarian organisations face security issues. She promotes partnerships across sectors to facilitate information-sharing and foster dialogue on security risk management. She assists the GISF Director in coordination and capacity-building missions.

Contact Léa Moutard

Chiara Jancke

Research and Communications Assistant

Chiara Jancke joined GISF in January 2021.

After completing her undergraduate degree in International Studies specialising in the Middle East at Leiden University, Chiara worked on different security issues while interning at the German Embassy in Washington, D.C. and the Centre for Strategic Studies in Jordan. Co-founding a refugee foundation in The Hague called Reach & Teach and interning at the United Nations Relief and Works Agency (UNRWA) in Amman motivated her to further investigate security from the humanitarian sector’s perspective. These experiences, as well as studying attacks on aid workers during her Master’s in Conflict, Security and Development at King’s College London, reaffirmed her commitment to work on protecting aid workers to achieve sustainable access for populations in need at GISF.

In her role, Chiara supports the Research Advisor in creating innovative and practical research. She also contributes to communicating about GISF work, to improve security risk management practices across the aid sector.

Contact Chiara Jancke

Tara Arthur

Projects and Membership Officer (North America)

Tara Arthur joined the GISF Secretariat in 2019.

Based in the US, Tara has a passion for working on cross-cutting solutions aimed at improving the lives of underserved populations, both domestically and internationally. With over 10 years' experience in the development and humanitarian space, she has served in various capacities including programmes, safety and security and advocacy, both in the field and at the headquarters level.

She holds a B.A. in Political Science from Virginia Wesleyan University and an M.A. in International Development & Social Change from Clark University. As well as this, she has over 25 years of experience in martial arts. Her most recent work before joining GISF was leading the Faces of Martial Arts Project, which included advancing social change concepts and initiatives within and around the martial arts community; including designing and conducting workshops, programmes, training and interviews.

In her role, she is responsible for fostering GISF member engagement in the Americas by developing member services including US-based Members' Forums, workshops, webinars and more.

Contact Tara Arthur

Claudia Newton

Projects and Membership Officer (Europe)

Claudia Newton joined the GISF Secretariat in June 2021.

Based in London UK, she holds a master's degree in Applied (Global) Development Studies from the University of Reading. She has had various experiences volunteering with charities, NGOs and international development organisations in the areas of fundraising, sponsorship and partnerships and customer-service based roles. Claudia worked as a volunteer on the International Citizen Service (ICS) programme funded by the UK government through DFID, where she had her first exposure to development, working on the 'field'. She was involved in setting up community-based livelihood projects in Rwanda and Zimbabwe. Claudia worked in the field of education for over 4 years. Most recently as a teacher of Geography and Religious Education. Claudia is passionate about poverty alleviation, effective humanitarian response, good governance and human rights.

In her role, Claudia is responsible for tracking, maintaining and enhancing GISF member engagement. The primary function is to develop the member services component of GISF, including bi-annual forums, workshops, podcasts, etc.

Contact Claudia Newton

Megan Hooson

Admin and Projects Assistant

Megan Hooson joined the GISF Secretariat in September 2020.

Megan graduated from Manchester Metropolitan University with a Bachelor of Arts degree in 2017. After graduating, Megan gained most of her experience by working as an administration assistant within the retail sector. As part of the GISF secretariat, Megan can now use both her degree and experience in more a challenging, but rewarding, role.

In her role, Megan works alongside Charlotte to provide both administration and project support for the whole GISF team.

Contact Megan Hooson

Camila Shoeibi

Projects Assistant (North America)

Camila Shoeibi joined GISF in March 2021.

Camila is passionate about research and aid for developing countries. She earned her Bachelor’s Degree in Political Science and Minor in Digital Studies from the University of Mary Washington.
During her undergraduate education, Camila interned on Capitol Hill for the House Majority Leader’s Office and for a California congressman where she worked with both the legislative and media teams. She also served as Public Relations Chair for the non-profit Habitat for Humanity at her university to promote community service work to students. Most recently, Camila worked as an Instructional Assistant aiding with virtual learning. 

Contact Camila Shoeibi