Global Council Members

As one of the world’s largest youth-serving NGOs, JA transforms the lives of over 10 million young people every year. But with one out of every two young people under- or unemployed across the globe, and with higher education and home ownership increasingly out of reach, JA must expand to reach more students in more areas in more innovative ways. Meet the Global Council that's helping us get there.


Samuel A. Di Piazza, Jr.

Samuel A. Di Piazza, Jr. retired as Global CEO of PricewaterhouseCoopers International Ltd in September 2009 after eight years leading the largest professional services firm in the world. Over his 36-year career at PwC, he led the U.S. firm as Chairman and Senior Partner, led the Americas Tax Practice, and was a member of the Global Leadership Team. After retiring from PwC, Mr. Di Piazza joined Citigroup, where he served as Vice Chairman of the Global Corporate and Investment Bank from 2011 until February 2014.  In this capacity, he served as the Senior Banker on many of the largest global clients of Citigroup, across multiple industry sectors and geographies. He also served in various leadership development roles while at Citi. He retired in 2014. 

Samuel currently serves as the Chairman of the Board of Trustees of The Mayo Clinic. He serves on the Board of Directors of AT&T, Inc., Jones Lang LaSalle, Inc., and ProAssurance, Inc., all NYSE-listed companies. He is a member of the Executive Committee of the Board of Trustees of St. Patrick's Cathedral in New York City, The Inner City Scholarship Fund of New York City, and the UN Global Compact. He is a Trustee of the USA Foundation Board of the World Economic Forum, a member of the Executive Committee of the National September 11th Memorial and Museum, and a member of the Board of Seton Education Partners, Inc. and The Partnership for Inner City Education, New York City. Samuel has served as a trustee of the International Financial Reporting Standards Foundation, is past Chairman of the Geneva-based World Business Council on Sustainable Development, The Conference Board, Inc., JA Worldwide, and the Financial Accounting Foundation. Samuel is also one of the most highly quoted members of his profession, having presented at the Munich Economic Summit, the World Economic Forum, The National Summit in Detroit, the National Press Club, the St. Gallen Symposium, and numerous academic institutions.  He has been widely interviewed in print and broadcast media, including the China Daily, the Financial Times, The Wall Street Journal, CNBC, and The New York Times, and is a frequent commentator on issues of corporate reporting, transparency, and the many facets of sustainable development.

Samuel received a B.S. in accounting from the University of Alabama and an M.S. from the University of Houston. He is also the co-author of Building Public Trust: The Future of Corporate Reporting.


Brad Geddes

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Dr. Walter Loewenstern, Jr.

Dr. Loewenstern is a co-founder of the ROLM Corporation, which grew to become a Fortune 500 company by manufacturing and selling computerized telephone exchanges and militarized computers.

IBM bought the ROLM Corporation in 1984, and Walter retired from the company four years later. He sits currently on the Board of the Hoover Institution, is active as a venture capitalist in high technology start-ups, and is an investor in real Estate. 

Walter has been active in JA for over 40 years. He volunteered as a consultant for several JA classes, and as a result of this effort became very interested in JA. He served on the board of the Santa Clara chapter of JA for a number of terms, and joined JA Worldwide when it was just getting started.

Walter has a B.A./B.S. in electrical engineering from Rice University and a Ph.D. in electrical engineering from Stanford. He served in the U.S. Navy as an officer in the Civil Engineering Corp. More recently, because of his proficiency in Russian, Walter went to Russia to help set up JA in a Russian city. 


William Schawbel

Copy of Boston Latin School. Image © Ellen Harasimowicz Photography 2013

William Schawbel is the Founder and CEO of The Schawbel Corporation, a business he formed in 1981 through the acquisition of two divisions from The Gillette Company. The Schawbel Corporation was sold in July of 2014, at which time Bill formed Schawbel Technologies LLC, which includes consumer product development and research along with ThermaCELL Heated Insoles business.

Prior to founding The Schawbel Corporation, Bill held senior management positions with The Gillette Company, including President of Gillette-Japan and President of Braun North America.  His marketing and management experience includes significant contributions to many of Gillette’s divisions within the United States and internationally, with particular success in the areas of acquisitions and new business development.

Bill is a graduate of the Wharton School of the University of Pennsylvania and has served his alma mater as a Trustee, Chair of the Board of Overseers, School of Veterinary Medicine, and Co-Chair of the James Brister Society. Bill is also an alumnus of the Boston Latin School, where he has served as President of the School’s Foundation and chaired its Capital Campaign Committee.  He is past chair of JA of Northern New England, past vice chair of the Boston Museum of Science, past chair of the Blue Hills Trailside Museum of the Massachusetts Audubon Society, and was a founding board member of the Center for Women and Enterprise. Bill has also chaired a number of not-for-profit engineering projects that required collaboration with global companies such as General Electric Company and Johnson Controls, Inc.  Bill proudly served his country as a captain in the U.S. Army.


Brian Sidorsky

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