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Robin Hood Foundation
|
David B Siegel
|
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Carnegie Hall
|
David B Siegel
|
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Two Sigma Investments, LLC
|
David B Siegel
|
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Khan Academy
|
David B Siegel
|
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Cornell Tech
|
David B Siegel
|
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Siegel Family Endowment
|
David B Siegel
|
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Two Sigma
|
David B Siegel
|
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Siegel Family Endowmnet
|
David B Siegel
|
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Cornell Tech Council
|
David B Siegel
|
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Hamilton Group
|
David B Siegel
|
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Stanford’s Center on Philanthropy and Civil Society
|
David B Siegel
|
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Princeton’s Center on Information Technology Policy
|
David B Siegel
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