When you sign in to Zoom using the app on your computer, your mobile device, or a web browser, you will see a whole bunch of different buttons to "Sign on using...". Since you are most likely using a Whitman license to sign on to Zoom, please do the following:
The one you want is "Sign in with SSO," and not any of the other ones, including sign in with your email address.
When prompted, enter the "company domain": whitman.zoom.us.
Now sign on with your Whitman username and password.
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