Jens gave a 3-day Summer School, "An introduction to gradient-based optimisation, adjoint methods and Automatic Differentiation", organised by the Special Interest Group on Numerical Optimisation with Fluids at Cambridge, 8-10 August 2018. 20 students from the UK and the EU attended. The SIG is offering the training material at http://signumopt.sems.qmul.ac.uk/events/aug18adjoint/