This is a time series that treat specific attacks as endpoints and depict the evolution of relations between individuals indirectly and directly associated with the 2005 Bali bombing by Jemaah Islamayah. http://en.wikipedia.org/wiki/2005_Bali_bombings 1-mode matrix 27 x 27 person by person, data for 11 time periods. Ties are undirected and valued. Tie codes: 0 = No relation // 1 = Acquaintances/distant family ties (interaction limited to radical organisation activities) // 2 = Friends/Moderately close family (inc co-workers/ roommates) Operational/Org leadership/Operational lies (e.g. worked closely on a bombing together) // 3 = Close friends/family, tight-knit operational cliques.