We recently received a note from Dr. Carl Brandon of the Vermont Technical College (and Director of their CubeSat laboratory). He mentioned that he will be a keynote speaker at Ada Europe 2018 in Lisbon, Portugal. A lengthier description of the conference keynotes can be found at http://ae2018.di.fc.ul.pt/keynotes.html.
He also noted that his colleague Dr. Peter Chapin will be presenting a tutorial on SPARK ( at the same conference.