Rethinking the Spend-Down Debate: Mission First, Timeline Second

As more funders, philanthropists, and board members explore this question, it’s worth moving past ideology and toward strategic reflection. Let’s examine the strategic case for and against a few common spending approaches:

1. The Case for Perpetuity: Patient Capital and Enduring Legacy

Perpetual foundations provide a steady source of long-term, risk-tolerant capital. This approach allows foundations to:

• Support issues that require decades of commitment
• Take on risks governments and markets often can’t or won’t
• Preserve institutional memory and relationships

Well-governed and managed perpetual foundations can offer stability, especially when the political or economic environment is volatile. They can also make big bets that pay off enormously on a longer time scale — think Rockefeller Foundation’s crop research that led to the Green Revolution or Ford Foundation’s work supporting civil rights. In the case of family foundations, there is the added psychological benefit of having an enduring legacy, a living memorial if you will, to the initial donor’s intent.

The caution: Over time, broad missions (e.g., improving the quality of life) and vast endowments can lead to mission drift and bureaucratic inertia. In the private sector, companies can become “over-capitalized” and lose efficiency and innovative spirit. Philanthropy is no different — without the pressure to raise new funds, focus can blur. And let’s not forget that families are among some of the world’s most diverse systems. Generational shifts in direction and mission can be very hard to manage into the future and may deviate significantly from the founder’s intent.

2. The Case for Spending Down: Focus and Urgency

Spending down a foundation’s assets within a set time frame has appeal as well. Spend-down foundations can:

• Avoid the “over-capitalization” problem — when too much money dulls strategic edge
• Maintain sharp focus and urgency around their strategic goals
• Prevent the mission drift that sometimes follows a founder’s passing or leadership transitions

A clear time horizon forces clarity about what truly matters in terms of the foundation’s original intent. Gates’s plan, for example, is built around bold, time-bound goals like eradicating polio and reducing particular infectious diseases. Setting a deadline for reaching those goals could act as an accelerant to the work.

The caution: If not well managed, the urgency to give based on a deadline can undermine impact. Endemic social problems are complex — they build up over decades and usually can’t be solved on a short timeline. In addition, moving large sums quickly can lead to inefficiencies and overreliance on intermediaries. These intermediaries can end up with their own endowments, recreating the same perpetuity problems you’re trying to avoid.

3. The Middle Ground: Disciplined Perpetuity

Some funders are exploring a hybrid path: maintaining an endowment but increasing annual payout — say, from 5% to 7-8% — to keep money working harder in the present. In this plan, the endowment would gradually decrease unless other funds were brought in. In a sense, whether they fully spend down or not would eventually come down to their impact and ability to convince other funders to invest in their approach.

This approach can:

• Create accountability through ongoing fundraising or new donor engagement
• Avoid the risks of perpetuity (mission drift and stagnation) and spend-down short-termism
• Preserve institutional memory and relationships

The caution: This type of middle ground strategy might create uncertainty — neither the stability of perpetuity nor the clarity of a spend-down target. That can make planning challenging for foundation staff and for community partners.

Takeaway for Foundation Leaders

Our main takeaway is this: your spending plan should follow your strategy, not the other way around. Before deciding on a structure or timeline, asking the following questions will serve you well:

• What is the core problem we’re trying to solve, and on what timeline does meaningful progress occur?
• How do we maintain focus, learning, and accountability over that period?
• What governance and payout models keep us sharp and aligned with our mission?
• What timeline balances efficiencies and impact with the donor’s original intent?

Whether you plan to exist for 20 years or 200, the goal remains the same: to keep philanthropic capital purposeful, adaptive, and accountable to the public good.

Tracy McFerrin is co-founder and principal at Credo Philanthropy Advisors, LLP. Find her on LinkedIn. Ben Zeno is a bilingual strategist based in St. Louis with experience managing mental health initiatives, cross-sector partnerships, and responsive grantmaking across Missouri. Find him on LinkedIn.