our teaching team

Leith Sharp, M.Ed. Director, Executive Education for Sustainability Leadership

A dynamic sustainability leader with 30 years of practice, research & teaching, Leith has taught leadership for sustainability at Harvard University for 25 years, earning numerous commendations for distinguished teaching performance. Leith founded Harvard’s Executive Education for Sustainability Leadership program in 2014. In 2017, Leith co-founded Leaders on Purpose to engage global CEOs in defining a new leadership paradigm to deliver on the UN Sustainable Development Goals. In 2013 Leith co-created a leadership program for Mexican academics to lead renewable energy projects in rural Mexico to benefit indigenous and local communities. Known for founding Harvard’s Office for Sustainability in 2000, Leith led Harvard to become a global leader in campus sustainability over a period of 9 years. In 2010 Leith co-founded the Illinois Green Economy Network (IGEN), a collaboration of 48 community colleges dedicated to accelerating green workforce training.

Leith has received numerous awards internationally, including Young Australian of the Year, NSW Environment Category and a Churchill Fellowship. Leith has an Environmental Engineering Degree from the University of New South Wales, a Master of Education in Human Development & Psychology from Harvard University & a Master of Science in Biomimicry from Arizona State University.

Maggie Husak

Maggie has been on the teaching team as well as functioning in the role of program coordinator for Harvard’s Executive Education for Sustainability Leadership program for the last 10 years. She has been on the teaching team for other Sustainability Leadership courses at Harvard for almost 20 years.
Maggie Husak (she/her) enjoys the privilege of supporting the change agency and sustainability leadership of the brave souls who endeavor to undertake this critical work, and she remains optimistic that with the right tools and frameworks in hand we can accelerate the rate of change required to see transformation at a global scale, albeit change that is acutely attuned to local context.
Maggie holds a BA in Urban Studies from Brown University and an MA in Urban and Environmental Policy and Planning from Tufts University, where she had the opportunity to sense into the important connections between myriad planning-related topics and issues, including community-based sustainability initiatives, transportation planning, cultural planning and childcare policy.

Matthew Kamakani Lynch

Matt has been on the teaching team for Harvard’s Executive Education for Sustainability Leadership program for the last 7 years. He has been a thought partner in the development of this body of work for over 10 years.

Matt is the former Director of Sustainability Initiatives for the ten campuses of the University of Hawai’i System, and a founding board member of the Hawaii Green Growth Local 2030 Hub. He currently serves as teaching faculty member on Harvard’s Executive Education for Sustainability Leadership program.

surviving an earlier 10-year career in mortgage banking & real estate finance, Matt has worked to replenish his karmic bank accounts by participating in a broad range of community-based sustainable development projects around the world.

conditions to catalyze cultural healing & transformation; 2) developing new business models which restore ecological systems and planetary life support systems that our existing business models have so badly damaged; and 3) creating authentic human connections and beauty in the face of accelerating environmental degradation, technological advances and social unrest.

Nicole Bellisle

Nicole has been on the teaching team for Harvard’s Executive Education for Sustainability Leadership program along with other for credit Sustainability Leadership courses at Harvard for the last 10 years.

Nicole is a regenerative business and leadership practitioner. She is the founder of Living Leaders and Chief Operating Officer for Biomimicry 3.8. Nicole has worked with thousands of executives and founders from around the world in her roles at Harvard University, Techstars, Impact Hub, and Leaders on Purpose (a global organization serving Fortune 500 CEOs). As a serial entrepreneur, mentor and educator within some of the top business accelerators on the planet, she has become a bridge between the worlds of executive leadership and entrepreneurship. Her expertise is focused on the conscious leadership practices that create healthy and sustainable work cultures that scale.

She is the founder and president of Living Leaders, an institute for conscious, regenerative (“nature-inspired”) leadership and business education. The institute’s programs and resources support leaders to scale their organizations without burning out, by putting regenerative systems design at the center of operations and strategy. This includes team management and cultural systems that are designed to increase collective intelligence and team coherence.

Natalie Narotzky

Natalie has been on the teaching team for Harvard’s Executive Education for Sustainability Leadership program, along with other for credit Sustainability Leadership courses at Harvard for the last 5 years.

Natalie Narotzky (she/her) is a facilitator and strategic program designer who supports planting and broadcasting seeds of ideas around sustainability, climate change, and equity. Her work recognizes that the solutions for a just and sustainable future are known and within us all and that the way we relate to one another holds the key to unlocking pathways ahead of us. She holds an MS in Climate Science and Policy from the Bard Center for Environmental Policy and spent 10 years connecting sustainability change agents embedded in over 250 local governments in the United States and Canada at the Urban Sustainability Directors Network. There she oversaw USDN’s portfolio of 25 program streams related to the network’s High Impact Practices and managed a team implementing these programs. She also directed programs at USDN related to capacity building, adaptive leadership, and anti-racism, focusing on HOW we do our work rather than what we’re doing.

In 2023, after a decade with USDN she transitioned to her independent practice, Branch Methods, LLC where she offers coaching, program design, facilitation, and open-hearted presence to non-profit organizations, government agencies, and individuals working on the world’s most pressing challenges.

Fraser Work

Fraser has been on the teaching team for Harvard’s Executive Education for Sustainability Leadership program for the last 3 years.

Fraser has recently left his career in local government where he held city positions as Chief Engineer and Chief Sustainability Officer. Before joining local government, he completed a 20-year career in the Canadian Navy as a marine engineering officer, holding posts in the UK, USA and across Canada. In the Navy, he was a ship’s chief engineer and led large programs in innovation, environmental protection, and warship technology. Before leaving the uniform, he embarked on his second masters; this time in Sustainability and Environmental Management, which set him on a new pathway in sustainability and change leadership. After the navy, Fraser held department head positions at the City of Victoria, British Columbia and then the smaller coastal tourist town of Tofino. He worked comfortably across policy, strategy, planning, engineering, operations and infrastructure and has been very successful at delivering large and complex programs requiring transformative change across both organizations and community. As City Engineer and Chief Sustainability Officer, he led new programs in climate action, active transportation, roads and bridges, public transit, sewage treatment, parking, fleet, buildings, coastline and accessibility.

Fraser is now a sustainability professional and is the owner/principal of the boutique management consultancy SYSTYM Sustainability Solutions, which partners with government, business and others to advance and accelerate sustainability and climate action.

He has a bachelor’s degree in Mechanical Engineering (Royal Military College of Canada) and holds master’s degrees in Marine Engineering (University College London) and Sustainability and Environmental Management (Harvard University).