Seven case studies prove the value of iterative problem-solving, stepwise learning, brokering relationships, and discovering common interests. They show that donors can work in politically smart and locally led ways if the political and bureaucratic environment within their own agencies is supportive. An obvious first step is for donors to change the practices and procedures that directly impede iterative problem-solving. Instead, they should create space for innovative, committed individuals sufficient room to work flexibly and opportunistically within the current system.