News and analysis
March 17, 2017

New Top Executives Join Impact Matters and Higher Learning Advocates

Impact Matters

Michael Weinstein, who has been at the Robin Hood Foundation for 15 years, has been named executive director of Impact Matters, which helps charities show donors their value.

Impact Matters

Michael Weinstein was appointed executive director of the nonprofit, which conducts impact audits of charities to help them improve and demonstrate value to donors.

Mr. Weinstein has been chief program officer at the Robin Hood Foundation, where he worked for 15 years. Before that, he was founding director of the Maurice R. Greenberg Center for Geoeconomic Studies at the Council on Foreign Relations and an economics columnist for The New York Times. Mr. Weinstein is also co-founder Single Stop USA, a nonprofit that provides financial counseling to low-income families.

Higher Learning Advocates

Julie Peller will serve as the first executive director of the just-formed education group, which will advocate for student-centered policies aimed at boosting college-completion rates.

Ms. Peller joins the organization from the Lumina Foundation, where she was director of federal policy.

Third Sector Capital Partners

Caroline Whistler was appointed chief executive. She will take over from George Overholser, a fellow co-founder of the organization, which advises nonprofits on project financing. He will become its board chair.

Ms. Whistler has managed Third Sector’s San Francisco office since 2013. She appeared last year on The Chronicle’s "40 Under 40" list of rising nonprofit leaders.

Other Notable Appointments

Rosanna Aybar, chief financial officer at the Posse Foundation, was appointed vice president for finance and administration at the William T. Grant Foundation.

Kevin Bitterman, was promoted from associate director of artistic and international programs to director of institutional advancement and partnerships at Theatre Communications Group.

Robin Hacke, a senior fellow with the Kresge Foundation, will serve as director of the Lincoln Institute of Land Policy’s new Center for Community Investment.

Lara Kalafatis was named chair of the Philanthropy Institute at Cleveland Clinic. She was previously vice president for development and university relations at Case Western Reserve University.

Xavier Leonard, formerly a public technology and data strategist for the City of San Diego, was appointed director of the Malin Burnham Center for Civic Engagement at the San Diego Foundation.

Emily Morris, executive communications director at Kent State University, was appointed vice president for marketing and communications and chief brand officer at the Chautauqua Institution.

Christopher Sedlock, vice president for advancement at Shepherd University, will be vice president for communications and advancement at the Center for Excellence in Education.

Dace West, executive director of Mile High Connects, was appointed vice president for community impact at the Denver Foundation.


Jack Jewett, chief executive of the Flinn Foundation, will retire at the end of September after eight years leading the Phoenix-area grant maker.


Richard Magat, a former senior consultant to the Council on Foundations, died on March 13. He was 90.

Mr. Magat was a former president of the Edward W. Hazen Foundation and also served as editor-in-chief of the Landmarks in Philanthropy Project for Harvard University’s Hauser Center for Nonprofit Organizations.

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