Since the late 1990s there have been two drivers of growth in STM and scholarly publishing: site licensing and global expansion. As successful as these activities have been, however, we appear to be nearing, if not a peak, at least a plateau. Institutional library budgets have not kept pace with the growth in global research output. At the same time, institutional market penetration is nearing saturation for many publishers.
So the question is, where is the growth going to come from?