Topic Area: Social ChangeSub-topic: International NetworksCity: AmherstPerson: Ann FergusonAnne PerkinsLinks: http://scua.library.umass.edu/umarmot/ferguson-ann/ https://zcomm.org/author/annferguson/Notes: tri-state brigade, Nicaragua, brigadas companeras, mujeres constructoresYears of Operation: 1990 - 2016