The International Journal of Maritime History (IJMH) has been one of the main vehicles for expanding our knowledge of world shipping. By 'shipping', I mean the merchant shipping industry: the shipping fleets of nations engaged in regional and/or global trade; the sea routes and transport of specific cargoes; the various market sectors, like bulk shipping, liner shipping, coastal shipping; the behaviour of freight rates; the formulation of shipping statistics and tonnage measurement; the structural changes in shipping through major technological changes like the transition from sailing vessels to steamships, and the introduction of container ships; and the shipping, shipbroking and ship agency companies that made shipping work, as well as the entrepreneurial networks they formed. Articles, research notes, forums and bibliographical essays in the IJMH have enriched, expanded and shaped the state of the art in merchant shipping history. The IJMH has disseminated the research findings of established and emerging maritime historians during the last 25 years, and published essays on the character and development of shipping on all seas, oceans and continents from medieval to modern times. What is more, the editors and reviewers of the articles have instilled international, comparative perspectives into this scholarly contribution. In this overview, I will indicate how articles published in the IMJH have analysed various aspects of the shipping industry, which has enhanced our understanding of the process of globalisation and the development of the world economy.Richard Unger, an outstanding historian of medieval and early modern shipping, makes the point that economic growth cannot be discussed meaningfully without analysing shipping. Firstly in an article in the IJMH 1 and, consequently, in a recent groundbreaking, comprehensive volume, he proposes that shipping generated economic growth in early modern