Update email_to_class.txt

resources/email_to_class.txt

@@ -11,7 +11,7 @@ Please take note of the following action items:
 - https://daseh.org : Class website. We may be posting additional content the night before each class and this is the most up-to-date source of information.
 
 *Join the class Slack channel:*
-Slack is an online platform that we use to facilitate communication among students, TAs, and instructors. We will use this for real-time announcements, discussion, and direct messaging as needed.
+Slack is an online platform that we use to facilitate communication among learners, TAs, and instructors. We will use this for real-time announcements, discussion, and direct messaging as needed.
 1. Please click on this link to register: <PASTE>
 2. Register for the Workspace with your email and chosen password.
 3. Log in here: https://daseh.slack.com/