Producing knowledge that is relevant and can be acted upon is essential for international development. There is a renewed urgency for knowledge from the civil society sector particularly nonacademic organizations to be acknowledged and recorded to be distilled and leveraged in order to help the sector retain its relevance. Deep transformations are affecting the sector and global North CSOs are being challenged by funders and beneficiaries alike to be more agile and nimble in mustering knowledge and applying it to advance human rights reduce inequality and make our societies more inclusive more just and more sustainable. Putting Knowledge to Work unveils the often underrated role that knowledge plays in nongovernmental organizations NGO work in international cooperation for development.