The March issue of Regional Studies includes recent Annual Lectures by Ron Boschma (Relatedness as driver of regional diversification: a research agenda) and Michael Webber et al. (The South–North Water Transfer Project: remaking the geography of China), with commentaries by Dieter Kogler and George Lin respectively. It also includes two Policy Debates articles about the UK's 'northern powerhouse' development strategy. You can read the whole issue online at: