It's time for me to renew my membership in the Society of Rheology for 2010. I would recommend membership for anyone who's interested in the study of rheology. The cost is only $40 ($25 for students). Membership includes 6 issues of the Journal of Rheology, 12 issues of Physics Today, and 2 issues of the Rheology Bulletin.
SOR is a small society; I'm only one of two members who live in Nebraska. According to the online membership guide, the following states have only one member--