Dr. Katrina Samson

Dr. Samson is the 13th Principal of Havergal College and a respected leader in girls’ education known for her commitment to empowering young women through transformative learning.

With more than two decades of experience in independent school leadership, she previously served as Head of School at Appleby College while also holding senior roles in student life and academic leadership and teaching English literature. Dr. Samson holds degrees from Queen’s University and University of Ottawa, as well as a PhD in Educational Leadership and Policy from University of Toronto, grounding her work in both research and practice. Currently she also co-teaches the CAIS Advanced Leadership Diploma (LeAD). Beyond her work in education, Dr. Samson serves on the board of Armagh, a transitional housing program supporting women and children fleeing domestic violence.

Her dedication for the development of women’s equality and inclusion is evident in the sincerity she brings to all her endeavors. As a passionate advocate for the advancement of women and girls, Dr. Samson’s leadership reflects the core mission of Her Unmuted: creating spaces where young women are heard, empowered, and inspired to lead with authenticity and integrity.

Daisy Wai

Daisy Wai was elected as the Member of Provincial Parliament for Richmond Hill in June 2018 and has spent more than 25 years serving her community through business, public service, and volunteer leadership. A local business owner, she has held leadership roles on numerous boards, including York Regional Police Services, Mackenzie Health, and the Richmond Hill Chamber of Commerce, contributing to economic development, healthcare, and community wellbeing.

She has also been deeply involved in community and religious-based service, supporting families, children, seniors, and individuals with special needs. In recognition of her dedication, she has received several honours, including the Civic Leadership Award, the Canada 150 Women of Distinction Award, and the Queen’s Jubilee Medals. A longtime resident of Richmond Hill, Daisy is a wife, mother of four, and grandmother of six, and continues to serve her community alongside her husband, Albert.

Her commitment to service and leadership reflects a shared mission with Her Unmuted: building communities where women feel supported, valued, and empowered to lead with confidence and purpose.

Nicole Cozier

Ms. Cozier is the Executive Director of Equity, Diversity, Inclusion, and Belonging (EDIB) at Havergal College, where she works to deepen equity, foster belonging, and build inclusive communities within education. Her work focuses on creating spaces where students and educators can engage in meaningful conversations about identity, leadership, and social change.

Prior to joining Havergal in 2023, Ms. Cozier led diversity and inclusion initiatives at the Human Rights Campaign, the largest LGBTQ+ civil rights organization in the United States. Her career has centered on advancing equity for women and marginalized communities, with a strong emphasis on intersectionality, recognizing how identities such as gender, race, and sexuality shape people’s experiences and opportunities.

Ms. Cozier is also a Certified Diversity Executive and a certified facilitator of the Dare to Lead™ program, and she is trained in the Intercultural Development Continuum (IDI), a framework used to strengthen intercultural competence and understanding. Throughout her career, she has worked across education, advocacy, and nonprofit leadership to support initiatives that empower women and girls, particularly women of colour, to thrive and lead. In addition, Ms. Cozier is a published poet who uses storytelling and poetry as tools to foster empathy, reflection, and human connection.