diff --git a/schedule/README.md b/schedule/README.md
index 7a91b7a..47eb213 100644
--- a/schedule/README.md
+++ b/schedule/README.md
@@ -49,7 +49,6 @@ II. **Complete the exercises**:
 
 ### Questions?
 * ***If you get stuck due to an error*** while runnning code in the lesson, [email us](mailto:hbctraining@hsph.harvard.edu) 
-* Post any **conceptual questions** that you would like to have **reviewed in class** [here](https://PollEv.com/hbctraining945).
 
 ***
 
@@ -94,7 +93,6 @@ II. **Complete the exercises**:
    
 ### Questions?
 * ***If you get stuck due to an error*** while runnning code in the lesson, [email us](mailto:hbctraining@hsph.harvard.edu) 
-* Post any **conceptual questions** that you would like to have **reviewed in class** [here](https://PollEv.com/hbctraining945).
 
 ***
 
@@ -106,7 +104,7 @@ II. **Complete the exercises**:
 | 10:00 - 11:00 | [Introduction to the O2 cluster](../lectures/HPC_intro_O2_Nov2023_kmk34_edits_v1.pdf) | Noor |
 | 11:00 - 11:30 | [Exercise](../activities/sbatch_exercise.md) ([answer key](https://raw.githubusercontent.com/hbctraining/Intro-to-shell-flipped/master/activities/sbatch_exercise_answer.txt))| Heather |
 | 11:30 - 11:45 | Introduction to the O2 cluster - data storage| Noor |
-| 11:45 - 12:00 | [Wrap up](../lectures/shell-workshop-wrapup.pdf) | Noor |
+| 11:45 - 12:00 | [Wrap up](../lectures/shell-workshop-wrapup.pdf) | Heather |
 
 ***