Contributor

Sarah Welch is a Vice President at ideas42, where she helps lead behavioral innovations in two focus areas: tackling climate change and advancing environmental sustainability, and improving how everyday donors give to charity. Prior to joining ideas42, Sarah completed a three-year dual degree program at Yale’s School of Management and School of Forestry & Environmental Studies, where she focused on urban… Read More

Mary Kay Mark is the Senior Director of Gift Planning for the Greater Milwaukee Foundation. In her role, she works with professional advisers and their clients to create charitable solutions that make sense from both a tax and philanthropic perspective. She also works with the Foundation’s Legacy donors to ensure their charitable intentions are documented properly. Previously, she served as… Read More

J. M. Johnson is a philanthropic practitioner whose professional journey has included work on issues of environment, race, economics, public health, democracy, and LGBTQ—approaching each with a commitment to advancing equity and justice. At San Francisco Foundation, J. M. coaches individual donors on applying an equity lens to their giving, supporting them in becoming more thoughtful and strategic philanthropists. J… Read More

John Seitz is the founder of FoundationMark and serves at the CEO. Prior to his current position, John worked for an Outsourced Chief Investment Office (OCIO) managing assets for nonprofit organizations, and before the OCIO firm, he spent 15 years in portfolio management and equity research. John graduated from Georgetown University with a BA in History, and earned an MBA… Read More

David Nicholson joined McKnight in September 2020 as Vibrant & Equitable Communities (V&EC) program director. The V&EC program aims to build a vibrant future for all Minnesotans with shared power, prosperity, and participation. Over the past three decades, Nicholson has worked to create systemic change through community leadership and grassroots movement building. He has served in leadership roles in a number of nonprofit… Read More

David Peter Stroh is a founding partner of Bridgeway Partners and a founding director of appliedsystemsthinking.com. He was also one of the founders of Innovation Associates, the consulting firm whose pioneering work in the area of organizational learning formed the basis for fellow co-founder Peter Senge’s management classic The Fifth Discipline. David is the author of the new book Systems Thinking… Read More

Brian Collier serves as Executive Vice President for Foundation For The Carolinas in Charlotte, N.C.—the 6th largest community foundation in the United States. Brian oversees the Foundation’s competitive grants programs, as well as affiliate board relationships in 13 counties throughout North and South Carolina. He also oversees the Foundation’s Robinson Center for Civic Leadership and the development of community initiatives… Read More

Bari Katz is a NYC-based social justice educator and facilitator who works with nonprofit organizations, schools and grantmaking institutions across the United States. Bari’s work includes designing and facilitating trainings, writing custom curricula, coaching leadership teams, and supporting organizational development to create spaces and relationships where everyone’s humanity is honored and oppressive systems and dynamics are disrupted. After serving as… Read More

Commissioner Deleon-Lopresti is a mediator for the Federal Mediation and Conciliation Service where she assists labor and management in achieving agreement primarily through collective bargaining, grievance mediation and alternative dispute resolution. Gemma has for over 20 years negotiated accords affecting thousands of workers in multiple industries. Prior to FMCS, Gemma was National Director of Strategic Planning for the Retail Wholesale… Read More

Mr. Law became a partner and executive VP this year for real estate developer Tritec, after more than a decade serving as President and CEO of the Long Island Association (LIA), one of the most respected business organizations in New York State. At LIA, his efforts focused on economic development and creating a better business climate on Long Island to… Read More