Professor Joep Lange: a tribute

By David Cooper

Dutch professor of medicine Joep Lange and his partner Jacqueline van Tongeren were among the 298 people who perished in Malaysia Airlines flight 17 after it was struck down on the Russian-Ukraine border last night.

Lange was on route to Melbourne for the 20th International AIDS Conference, which starts on Sunday.

Professor Lange’s friend and colleague David Cooper reflects on their work together and