Fix typo

6-growing.md

@@ -8,7 +8,7 @@ Your Study Group will stabilize and grow-- it may take some time. Here are some
 * **Send an email blast.**  Send out an announcement to your lab email list, departmental lists, and those of related departments. If there’s a campus-wide graduate student association, that’s a great place to advertise, too. 
 * **Communicate clearly.** This means making sure all event listing and emails include time, place (with link to a map) and a short description of what the event is about.
 * **Send updates and reminders.** Part of your role as Study Group lead is to be a cheerleader for the group, keep people excited and engaged, and most importantly let them know that meetings are happening!   
-* **Make friends with your librarians and department administrators.** These people can refer others to the group, may help you find meeting space and A/V equipment, and can assist if you deicde to hold a larger event or afternoon workshop.
+* **Make friends with your librarians and department administrators.** These people can refer others to the group, may help you find meeting space and A/V equipment, and can assist if you decide to hold a larger event or afternoon workshop.
 * **Contact like-minded groups.** Your institution may have a research computing department or group with common interests. Reach out to someone from this group to see if they might be interesting in attending or leading sessions in your Study Group. 
 * **Get the word out to newly arriving colleagues.** Ask your department administrator if your group can be mentioned in welcome packages for new students or researchers. 
 * **Advertise around campus.** Distribute flyers and put up posters announcing the group.