Martin Isenburg, creator of LAStools and founder of rapidlasso GmbH, passed away unexpectedly in September 2021. His death is a great loss for the whole LiDAR community, to whom he gave so much through his software, his tutorials, his knowledge, his passion, and his insight. Martin made outstanding contributions to the scientific community, and he was a source of inspiration to many. This will not be forgotten. Martin’s biography will follow shortly. Please visit us again.