This document summarizes the presentation "Borders or Bust? Library Space Developments on the HE/NHS Crossover" given by Donald M Mackay. It discusses the changing context in higher education and healthcare that is driving the need for more flexible library spaces. It outlines plans developed at Oxford University Library Services to create a new Knowledge Centre and refurbish existing library spaces based on user research. This included creating more open, technology-enabled spaces to support learning, collaboration, and both individual and group work. The presentation concluded that libraries are transforming into more versatile learning hubs while still maintaining traditional collections and services.