Leadership Team

Meet our leaders

Our leaders’ robust level of experience guides our work with farming communities to achieve living incomes.

Pierre Ferrari, President and Chief Executive Officer

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 Pierre Ferrari joined Heifer International in 2010 with more than 40 years of business experience. He worked for many years at Coca-Cola USA, before deciding in 1995 to focus his energies and business acumen on social issues. Ferrari is a current board member of the Small Enterprise Assistance Fund and Global Impact. Ferrari is also a former chair and current board member of Ben and Jerry’s Homemade Ice Cream. He received a master’s degree in economics from The University of Cambridge and a Master's of Business Administration from Harvard Business School.

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Hilary Haddigan, Chief of Mission Effectiveness

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Hilary Haddigan has worked with Heifer since October 1999. As Chief of Mission Effectiveness, she leads the development of organization strategy, as well as cross-cutting initiatives that advance change. Prior to Heifer, Haddigan worked with Christian Aid in the UK, as a College Chaplain in inner-city London, with the Volunteer Missionary Movement in Zimbabwe, and as a teacher in the northwest of England — her homeland. Haddigan holds a Bachelor’s in Education from the University of Liverpool and a Master’s of Science in Development from the School of Oriental and African Studies, London.

Robert “Bob” Bloom, Chief Financial Officer

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Robert “Bob” Bloom has an accounting degree from the University of Illinois. Bloom brings a wealth of financial experience to Heifer. He has previously worked at Vestcom, a communications provider; Acxiom Corp., a data processing and content provider; a sporting goods company and an accounting firm.

Oscar Castañeda, Senior Vice President for the Americas Programs 

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Dr. Oscar Castañeda has worked for decades designing, implementing and evaluating community-based sustainable development programs. Before joining Heifer, Castañeda served World Neighbors as Country Director for his native Guatemala. He has also been a consultant and part-time professor in the fields of agroecology and organic agriculture, authored several publications, and led numerous workshops on sustainable organic agriculture and project planning and monitoring. Castañeda is fluent in Spanish, English and German.

Mahendra Lohani, Senior Vice President of Programs 

Mahendra Lohani headshot

Dr. Mahendra Lohani, a native of Nepal, has served Heifer for more than twenty years as both a volunteer and senior leader. He is a veterinarian with masters and doctorate degrees in animal nutrition and agricultural economics. Under Lohani's guidance, the program is dedicated to building strong social capital in addition to livestock development and pro-poor wealth-creating value chains that integrate vulnerable groups into market activities in an equitable and fair manner.

Chad Avery, General Counsel 

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Chad Avery coordinates legal services in areas such as intellectual property, impact ventures, charitable solicitation, grants and contracts, compliance, nonprofit tax, and corporate law. Prior to joining Heifer, Avery worked with the law firm of Gill Ragon Owen. Avery earned a Bachelor of Business Administration from the University of Central Arkansas, after which he served two years as a Peace Corps volunteer in Uzbekistan — where he taught business courses at Karshi State University and studied Russian. Upon returning, Avery earned his law degree at the University of Arkansas at Little Rock William H. Bowen School of Law, and graduated with high honors. He has been admitted to the Arkansas and Missouri bars, and is a member of the American Bar Association and FBI Citizens Academy Alumni Association.