To access the ACS Books Online Submission System for submitting book proposals and authors submitting book chapters, go to https://acs.manuscriptcentral.com/acsbooks. If you have forgotten your login credentials, please click the Reset Password button at the top of the page. On the page that loads, please enter the email you used for the ACS Books Submission System. If your email address is recognized, you will receive a Password Reset email at that address containing a link to reset your password. If you require assistance with your login credentials, please contact ACS Customer Support & Information at email@example.com.