WELCOME! If you are a new NDA member, please request a new account to gain access to the member side of the NDA website. If you have been an NDA member for some time, but cannot access the member side, or you do not remember your log in information, please request a new account. Please note that the original member database used your ADA # as your username and your birth date as your password. Since that time the internal components of the website have changed causing some members to have trouble logging into the system.If you have trouble logging in, simply request a new account using whatever user name and password you would like.