Bernt Wilmar Carlsson (21 November 1938 – 21 December 1988) was a Swedish social democrat and diplomat who served as Assistant-Secretary-General of the United Nations and United Nations Commissioner for Namibia from July 1987 until he died on Pan Am Flight 103, which was blown up over Lockerbie, Scotland on 21 December 1988.[1] Abdelbaset al-Megrahi was subsequently convicted of 270 counts of murder in connection with the bombing and sentenced to life imprisonment.