The 4th lecture of the ’International Paediatric Neurosurgery Lecture Series’ of the Neurosurgery Research Listserv on the ’Paediatric Brainstem Tumours’ from Professor Shlomi Costantini, Professor and Head, Dana Children’s Hospital, Tel Aviv Medical Center, Tel Aviv. Moderated by Mr G Narenthiran, FRSCS(SN), Moderator-in-chief, Neurosurgery Research Listserv. June 2, 2019