Core membersInvest the most time in the network and receive the most benefits. Ally membersSimilar types of activities as core; however, their less frequent involvement results in fewer benefits. GrassTops membersPrimarily interested in collaborating with the network as an institutional partner. Core Members Go back to directory. Add to Address Book. test test Personal Email: csarro@ica-usa.orgINTERNET Categories: Core Updated 4 years ago.