Centrality	The position of an individual in the centre of a social network
Clustering	Co-occurrence of a trait of interest in connected individuals in a social network
Egocentric network	An individual’s network is mapped based on information provided on his or her ties
Homophily	The tendency of people to relate with people who have similar characteristics
Social ties	The relationship between individuals such as family ties
Sociocentric network	A network of all members of a community or group is mapped with interactions between each provided
Spread	The mechanism underlying how attitudes and behaviours are transmitted from one person to another