Before revision:  We develop a co-authorship network to determine the degree to which homophily in researchers' social networks explains gendered citation practices and we find that men tend to overcite other men even when their social networks are representative of the field .
After revision:  We develop a co-authorship network to determine the degree to which homophily in researchers' social networks , and we find that men tend to overcite other men even when their social networks are representative of the field .