Leadership Team

Meg French
Executive Director
(she/her)
Meg is a proven leader, effective collaborator, and human rights advocate with a deep commitment to social justice. Before joining the Stephen Lewis Foundation (SLF) in 2020, Meg worked with UNICEF—the United Nations Children Fund—for 17 years. From 2018–2020, she was based in Geneva as the global lead for UNICEF’s Every Child ALIVE Campaign, focussing on newborn and maternal health and survival. She coordinated advocacy, fundraising and public engagement strategies across the organization to reach, engage and influence governments, businesses, and the public at global, regional, and national levels.
Before 2018, Meg was Chief Program Officer at UNICEF Canada. There she led communications and programmatic work, and advocacy efforts with the Government of Canada, including for the Muskoka Initiative, which resulted in a significant global investment in maternal and child health. Meg worked with the chief development officer to establish an innovative public/private partnership with a group of 60 Canadian women, and the Government of Canada. Through her leadership, UNICEF Canada also launched the One Youth Initiative which leverages design-thinking approaches, partnerships and data to improve child and youth wellbeing in Canada. Prior to joining UNICEF, Meg was a teacher in Canada and the Marshall Islands. She has a Bachelor of Arts from Trent University in Development Studies and Women’s Studies, and Bachelor and Master of Education degrees from the Ontario Institute for Studies in Education, specializing in International and Development Education.
Meg is an ardent advocate for women’s and children’s rights, including for families and communities affected by HIV and AIDS. As an early link to the SLF, she participated in the International AIDS Conference in Toronto in 2006, when the Grandmothers to Grandmothers Campaign was launched.

Dr. Lara Adetukasi
Director of Programs
(Interim)
(she/her)
Dr. Lara Adetukasi is a medical doctor and public health practitioner with over twelve years’ progressive work experience expanding access to quality health services.
She is currently the interim director of programs at the Stephen Lewis Foundation (SLF) where she provides strategic leadership to the team responsible for funding partnerships with community-led organizations. Before joining the SLF she was the deputy director of programs at Grassroot Soccer USA where she stewarded programs and partnerships in several countries across sub-Saharan Africa.

Jennifer Fowler
Director of Communications
(she/her)
Jennifer joined the Stephen Lewis Foundation in 2021 from a 20‑year career at the Canadian Broadcasting Corporation (CBC) where she was an award-winning investigative journalist, television, radio, and podcast producer.
Most recently she produced narrative podcasts that focused on the structural reasons for violence in marginalized communities, including Indigenous women and girls, and the LGBTIQ community.
Her move to the not-for-profit sector is motivated by a love of storytelling and a desire to give a public voice to those who aren’t being heard. She believes in the power of stories to open hearts and make change.
Jennifer’s work has been recognized by Amnesty International Canada, the Canadian Screen Awards, and New York Radio Festivals, among others.

Niambi Martin-John
Director of Development
(she/her)
Niambi is a social change champion, community mobilizer, advocate, and fund development specialist who has dedicated her career to increasing capacity for marginalized, racialized and at-risk communities. For more than 20 years, Niambi has held leadership roles in the health charity, arts and social services sectors. Her approach is mission-centred, integrated, collaborative, and partner informed, with a focus on driving revenue, creating space, and empowering community members. She values the power of solidarity and allies in action. With a background in community development and storytelling, Niambi generates opportunities to learn from partners and communities by weaving their narratives and insights into organizational approaches, and through meaningful engagement to deepen relationships.
Before joining the SLF in 2020, Niambi was National Director of Major Gifts with the Juvenile Diabetes Research Foundation. She has worked with a number of national health charities – Diabetes Canada, Canadian Cancer Society, and Heart and Stroke Foundation. Niambi is also a professor in the Non-Profit Leadership Management Post-Graduate Program at Seneca College, and volunteers with charities, groups, and associations committed to women’s and youth empowerment. She believes everyone has a responsibility to drive change, end stigma, and eliminate barriers, until all people have equal access to power and personal agency.

Leah Teklemariam
Director of Programs
(on leave)
(she/her)
Leah Teklemariam is the Director of Programs at the Stephen Lewis Foundation (SLF), based in Toronto, Canada. The SLF champions health and human rights with community-based partners responding to the HIV and AIDS pandemic in sub-Saharan Africa. As Director of Programs, Leah provides strategic direction to the SLF’s project portfolio of over 125 community-based initiatives in 15 sub-Saharan African countries. Leah has well over 20 years of experience working in the struggle against HIV in Africa, and in pursuit of women’s rights globally. Leah has also worked internationally as an independent consultant with a wide range of NGOs, large-scale funding agencies, educational institutions and global leaders, including a secondment to assist the establishment of the Graça Machel Trust in Johannesburg, South Africa, an organization that promotes the rights of women and children and aims to strengthen systems of democracy and governance across the African region.

Esther Vise
Director of Finance
(she/her)
Esther combines a lifelong commitment to social justice and human rights with a deep affinity for numbers, by building strong, reliable, and accountable financial systems in the not-for-profit sector. With particular focus on impact and sustainability, she integrates justice, equity and transformation into her work and leadership. Before joining the Stephen Lewis Foundation (SLF) in 2016, Esther enjoyed and invested in a more than 30-year career in the not-for-profit and charitable sector managing budgets of all sizes. She has worked with and contributed to numerous organizations, including YWCA Toronto, Planned Parenthood Toronto, Canadian Environmental Law Association, Between the Lines Publishing, South Asian Visual Arts Collective, and Skyworks Charitable Foundation. Esther launched her career as a manager of the Toronto Women’s Bookstore, which is where she learned the joys of balancing books and collaborating for positive change in the world.