We are thrilled to announce the publication of a special issue honouring the remarkable legacy of Dr Sulley Gariba in evaluation.  Dr Gariba's pivotal contributions have profoundly shaped youth engagement in evaluation practices, particularly across the African continent, under the theme of 'Addressing Knowledge Asymmetries'. This issue brings together a diverse range of perspectives that reflect Dr  Gariba's passion for inclusive and equitable knowledge sharing. We extend our heartfelt gratitude to all editors, guest editors, reviewers and authors who have contributed to this celebration edition. Explore the special issue >>