To enter this application you must authenticate via HarvardKey, using either your HarvardKey or Harvard Guest . After successfully authenticating you will be returned to the application.

Harvard Affiliates: if you are eligible to but have not yet done so, you may claim your HarvardKey(HUID) here.

Non-Harvard Affiliates: Upon login, you will select Harvard Guest account (previously HarvardKey Light). If you do not already have a Harvard Guest Account, create one here.

XID Users: There may be a 1 hour delay after creating your Harvard Guest before you can login to CARAT while your account is activated.