You may become a member of CES online here. Or, you may send a letter to CES at 2516 Winningham Road, Chapel Hill, North Carolina 27516, USA, with your contact information (name, address, email, and phone) and dues. Annual dues for regular membership are US$40 (individual or family) and annual dues for a sustaining membership are US$140. Alternately you may become a member (and pay by credit card or PayPal) by contacting email@example.com.
CES also accepts members who pay lesser or no dues.
People who become members or renew their membership after November 1, 2019, will be 2020 members and will receive a complimentary copy of The Ecozoic Journal 6 (2020) on “The Living Legacy of Thomas Berry: Stories for the Great Work.”