The Al Qaeda Operations Attack Series is data that pools the relations of individuals associated with over 10 attacks and individually depicts them for each event. It is not a time series but instead an aggregate attack series best perceived as the variously composed attack teams deployed by Al Qaeda over a decade. 1-mode stacked matrices 272 x 272 person by person, each matrix represents an attack. Undirected ties. Relations are co-participation in an attack. 1-mode stacked matrices 272 x 272 person by person. Undirected ties. Relations are kinship relations. Matrices coded as follows: 0 = No Kinship // 1 = In-laws // 2 = Cousins // 3 = Sibling // 4 = Parent/Child // 5 = Married

covert_3

## Format

list of igraph objects

## Source

Available from Manchester (https://sites.google.com/site/ucinetsoftware/datasets/covert-networks) or http://doitapps.jjay.cuny.edu/jjatt/data.php