‘This book offers an outstanding synthesis of the evolving research at the intersection of mobility, knowledge diffusion, and economic development. Francesco Lissoni, Andrea Morrison, and their contributors deliver a useful synthesis of cutting-edge rigorous research, combining historical depth with contemporary relevance that explores how migrants drive innovation, enrich diversity, and shape both host and home economies. This is a valuable contribution for those seeking a deeper, evidence-based understanding of how migration continues to shape the frontiers of global innovation.’