Our Executive Team

Amy Elizabeth Fox

Amy Elizabeth Fox

Chief Executive Officer

Amy Elizabeth Fox is a senior leadership strategist with experience consulting to senior leadership on issues related to human capital, organizational health and leadership development. Over the past decade and a half she has spoken at numerous national industry gatherings and led workshops for corporate executives across the country in areas such as leadership communication and negotiation.

She is the Chief Executive Officer of Mobius Executive Leadership, a premier leadership development firm with offices in Boston and London. Mobius builds on the work of the Harvard Negotiation Project, which, over the last 20 years, has pioneered the development and application to the corporate context of theories and tools for negotiating, managing conflict, and building effective working relationships.

Her recent clients include: American Management Systems, Standard and Poors, Merrill Lynch, Capital One, Selective Insurance, Wachovia Inc., Royal Bank of Canada, Bank of Butterfield, Bank of Montreal, Ritchie Capital, Geller and Company, Phillips-Conoco, Johnson and Johnson Pharmaceutical, Genentech Inc., Sanofi-Aventis, PPD, Citrix Systems, Intuit, Xilinx, The New York Times Company, Cox Communications, CIT, Lexmark, Target, Gap Inc., Blue Cross Blue Shield, and KB Home. She recently taught courses for Linkage Inc., the Women’s Leadership Exchange, the Institute for Management Studies (USA), and the Canadian Centre for Management Development.

Prior to her current work, Amy was a senior trainer for Vantage Partners anchoring their corporate education delivery of Difficult Conversations: How to Discuss What Matters Most in both private and public sectors.

Earlier in her career Amy was the Director of Training and Organizational Development for Wellspace Inc., a health care start-up. Previously, she served as the Associate Director of the National Religious Partnership for the Environment, an educational initiative headed by Paul Gorman, Vice President Al Gore and Carl Sagan. She was Special Assistant to the Dean of Education, City College and Education Director of an in-patient alcohol rehabilitation hospital.

Amy is certified as an executive coach in the area of Emotional Intelligence by Hay/McBer and Associates, and as a trainer in the System for Analyzing Verbal Interaction by SAVI® Communications.

Amy is a psychotherapist who is affiliated with Cambridge Health Associates. She also serves as a Literary Scout for David Black Agency in New York City. Amy also serves on the board of Health Care Without Harm, a global environmental NGO. She received her B.A. from Wesleyan University and her master’s in Counseling Psychology from Lesley College.

Erica Ariel Fox, J.D.

Erica Ariel Fox, J.D.


Erica Ariel Fox is the co-founder of Mobius Executive Leadership and the creator of the Winning from Within® methodology. She advises the most senior leaders in influential companies around the world, and is known for her exceptional track of transforming senior leadership potential into CEO leadership capacity. Her book, Winning From Within: A Breakthrough Method for Leading, Living, and Lasting Change, was a New York Times bestseller, and her writing has been published in Forbes, Bloomberg, the Harvard Business Review, Huffington Post, McKinsey Quarterly, and as an Influencer in LinkedIn. Erica also teaches negotiation at Harvard Law School.

Erica has taught all around the globe, including in Asia, Africa, Australia, the Middle East, Latin America, all over Europe and the UK, and throughout the United States and Canada. Over 20 years, Erica has refined the Winning From Within® methodology to support leadership development breakthroughs. She advises CEOs, top teams, and other business leaders to achieve their highest aspirations. She also coaches top teams in breakdown, whether they face internal conflict or challenges with their clients. She is a sought-after speaker to offer keynotes at global gatherings and corporate events, as well as to lead top team off-sites.

Erica’s passion is for teaching extended leadership development programs for senior leaders, helping them to shift core mindsets and behaviors to open new avenues of possibility. Her research and teaching combine timeless wisdom, depth psychology, neuroscience, and contemplative practices with practical problem-solving business tools.

Erica received her undergraduate degree with honors from Princeton University. She received her law degree with honors from Harvard Law School, where she has taught since 1996. Today Erica is exploring the meaning of life as a “global citizen,” living with her husband and stepson outside of Amsterdam in The Netherlands while maintaining a diverse life of clients and friends in the United States. She has recently moved her home base in the US from Boston to New York City.

Andrea Winter

Andrea Winter


Andrea Winter brings over seventeen years of experience facilitating change in organizations. She provides individual and team coaching (including 360 degree feedback coaching) to C-suite, senior and middle executives from a variety of organizations in South Africa, Europe, the Middle East and the Americas. She is an experienced group facilitator, develops leaders as coaches; and develops facilitators. She has designed and facilitated culture change programs for clients in the finance, mining and oil & gas industries in Southern Africa, in the finance, chemicals and construction industries in the US, and in manufacturing in Europe.

Andrea runs a Leadership Development and Executive Coaching consultancy in the US. Her clients include the UN Secretariat, The International Monetary Fund, US Treasury, International Finance Corporation, The World Bank and State Street. Andrea’s previous experience was as Program Director of Corporate Customized Skills at a top business school in South Africa where she consulted, designed and facilitated in company leadership programs as well as leading the MBA elective on executive coaching. Prior to this, as senior consultant with Gemini Consulting, she focused on the areas of marketing and strategy in the FMCG and telecommunications industries in the United Kingdom and South Africa. Andrea also anchored the TV program ‘Boardroom Dancing’ (a leadership skills program) and an interfaith program on National Television in South Africa. She spent a number of years as a strategist and account manager in the Advertising industry in South Africa and the USA.

Having lived and worked in Africa, Europe, Australia and the United States, she has a good understanding of what it takes to be successful in an international, multi cultural environment.

Andrea has a BA (psychology, economics and drama) from the University of the Witwatersrand, Johannesburg. She has an MBA (cum laude) from Wits Business School, Johannesburg, and Kellogg Graduate School of Management, Chicago, where she won the gold medal as top student. She is certified by the Newfield Network as an ontological coach, is accredited in the Myers Briggs Type Indicator and as a Lead Facilitator with Gita Bellin & Associates. In addition, she has been schooled in Nancy Kline Creating Thinking Environments, Dialogue and Process Work. Andrea spent the past 8 years as a board member of Soul City, a prominent Southern African health and education NGO.

Andrea is married and has two children.

Alexander Kuilman

Alexander Kuilman

Executive Vice President

A Canadian living in Geneva, Alexander co-leads the European practice for Mobius. He works as an executive coach, facilitator of transformation, mediator and culture change consultant across a broad range of industries.

Alexander has worked as an external facilitator and coach with a global professional services firm for the last 12 years, serving both internal and client facing needs. Within the firm, he works as a lead facilitator for several internal leadership programs, including the Centred Leadership Program, Centred Leadership Fundamentals, and the Personal Insight Workshop. He also works as a personal coach for many members of the firm in Europe, North and South America as well as supporting a number of CSTs. Alex and his team in London also support non-firm clients working directly with CEOs and top teams to help guide them in realigning and shifting their corporate culture.

In his previous career, Alexander worked as a litigator with the Canadian national firm of Heenan & Blaikie LLC. After leaving the practice of law, Alexander was an Adjunct Professor at Université de Montréal’s HEC and lecturer at McGill University’s Law School as well as guest lecturer with the Harvard Negotiation Project’s Harvard Negotiation Insight Initiative.

Alexander earned his bachelor’s degree in economics from McGill University, his B.C.L. (civil law) from Université Laval, his L.L.B. (common law) from University of Western Ontario Law School. He is certified in Gestalt Organization and Systems Development, Kierson consulting (Executive Team Alignment), and is certified to use the suite of tools offered through the Values Center of Richard Barrett.

He is fluent in French and conversational in Spanish, and  is learning more and more Dutch.

Alexander enjoys spending as much of his spare time with his young children, Theodore and Agnès, cooking, tending to the garden, biking, hiking and skiing and traveling to Amsterdam as often as possible.