The membership rate for developing countries is £15:00 per year.  Please click on the following button so that you can pay this via PayPal. Please note that you no longer have to have a PayPal account and can pay directly by credit or debit card. Please  also note that the Paypal link enables you to pay for more than one year; it also enables you to leave a short message, clarifying your intentions. Please use this facility if you are paying for someone other than yourself, or using an institutional card, so that we know whom to credit with the payment.