Junior Member Application Activation Step 1 of 4 Thank you for choosing THE Pathologists’ Organization™! To activate your application for free Junior Membership, enter the activation ID you received from the CAP – deleting any comma’s in that number as you enter it – or enter your email address. If you are a Board Certified Pathologist, please use the Fellow Application to apply for membership. Activation ID:   Email:    If you would prefer to fax or mail your application, please fill out the PDF version (PDF, 95 KB). If you have any questions, please e-mail or call CAP Membership, 800-323-4040 Option 2.