The document includes tactics, tools and handy tips to ensure initial participation and continued engagement of citizen scientists. 

This guide was written by the working group Communication and Participation, composed of Annelies Duerinckx, Scivil coordinator; Carina Veeckman and Sarah Talboom, researchers at SMIT-VUB; Liesbeth Gijsel, editor at EOS en coördinator of Iedereen Wetenschapper; and Hilde Devoghel, editor, moderator and communication specialist at Tales and Talks.