In the fall of 1957. and the spring of 1958. boys in a small high school in Illinois were asked. "What fellows here in school do you go around with most often?" The data are from research reported by Coleman. The data report the direct choices of each of 73 boys at two times. HS1 was recorded in 1957 and HS2 in 1958.

highschool_boys

igraph object

## Source

http://moreno.ss.uci.edu/data.html#high

## Details

the edge attribute time contains the time period.

## References

Coleman, J. S. Introduction to Mathermatical Sociology. New York: Free Press, pp.450-451.