There are four types of membership:

-Regular, individual membership ($90.00)
(3 year $250.00)

-Low income, retired, postdoc or graduate student membership ($35.00)
(3 year $100.00)

-Undergraduate student membership ($20.00)
(3 year $55.00)

-Institutional membership, which includes 8 individual student memberships that can be allocated at the institution's discretion. ($175.00)
(3 year $500.00)