The document announces a workshop on using Fire Dynamics Simulator (FDS) for fire and evacuation modeling to be held in Stockholm on April 26, 2017. Participants are invited to register for the Nordic FDS user group and submit abstracts for 15-20 minute presentations by April 1. An optional pre-workshop reception will be held the evening of April 25. The workshop will run from 10:00-12:00 and 13:00-15:30 with a provided lunch in between, and will include discussions on using FDS and the Nordic FDS user group.