How long should a giving program or foundation last? Is it best for donors to distribute their all philanthropic resources in their lifetime? Or should a giving program or foundation be established with a defined goal and endpoint, whether it’s 10, 20 or 30 years? Or is it most effective to endow a foundation that will have permanent giving capacity? Each option has strong proponents, along with clear advantages and distinct drawbacks, and this issue of Linkages examines these three different philosophies.