diff --git a/src/app/components/shared/questionwall/question-wall/question-wall.component.html b/src/app/components/shared/questionwall/question-wall/question-wall.component.html
index c5ecf0fa9bf228443e8fd4160f84978bcd80cd35..f1af715776cb6b98b263dbcf4d62f43707f56c44 100644
--- a/src/app/components/shared/questionwall/question-wall/question-wall.component.html
+++ b/src/app/components/shared/questionwall/question-wall/question-wall.component.html
@@ -242,182 +242,202 @@
         </ars-col>
       </div>
     </div>
-    <ars-col ars-flex-box
-             [width]="450"
-             class="questionwall-list"
-             #colComponent>
-
+    <ars-col [width]="50" ars-flex-box>
       <ars-row>
-        <ars-row *ngIf="hasFilter"
-                 class="questionwall-list-border-bottom"
-                 [height]="50">
-          <ars-style-btn-material style="width:100%;height:100%;"
-                                  ars-flex-box>
-            <ars-col ars-btn-wrp
-                     [xp]="48">
-              <button ars-btn
-                      matRipple>
-                <mat-icon *ngIf="isSvgIcon"
-                          class="icon-svg"
-                          [svgIcon]="filterIcon"></mat-icon>
-                <i *ngIf="!isSvgIcon">{{filterIcon}}</i>
-                <p>{{filterTitle | translate}} {{filterDesc}}</p>
-              </button>
-            </ars-col>
-            <ars-fill></ars-fill>
-            <ars-col ars-btn-wrp
-                     [xp]="48">
-              <button ars-btn
-                      (click)="deactivateFilter()"
-                      matRipple>
-                <i>remove_circle</i>
-                <p>{{'question-wall.filter-remove' | translate}}</p>
-              </button>
-            </ars-col>
-          </ars-style-btn-material>
-        </ars-row>
+        <button mat-icon-button style="margin-top:18px; transform: scale(1.8)" (click)="toggleSideList()">
+          <mat-icon style="color: yellow" class="icon-color" *ngIf="sidelistExpanded" aria-describedby="side-list-off"
+                    matTooltip="{{'question-wall.side-list-off' | translate}}">
+            keyboard_double_arrow_right
+          </mat-icon>
+          <mat-icon style="color: yellow" class="icon-color" *ngIf="!sidelistExpanded" aria-describedby="side-list-on"
+                    matTooltip="{{'question-wall.side-list-on' | translate}}">
+            keyboard_double_arrow_left
+          </mat-icon>
+        </button>
       </ars-row>
+      <ars-fill></ars-fill>
+    </ars-col>
+    <ars-col [width]="450" [overflow]="'hidden'" #sidelist class="side-list">
+      <ars-col [width]="450">
 
-      <ars-fill class="questionwall-list-comments">
-
-        <ars-row *ngIf="!userSelection">
-
-          <ars-fill *ngIf="(hasFilter?commentsFilter:commentsFilteredByTime).length==0"
-                    style="float:left;">
-            <p class="questionwall-present-introduction-desc">
-              {{'question-wall.no-result' | translate}}
-            </p>
-          </ars-fill>
+        <ars-col ars-flex-box
+                 [width]="450"
+                 class="questionwall-list"
+                 #colComponent>
 
-          <ars-row *ngFor="let comment of hasFilter?commentsFilter:commentsFilteredByTime"
-                   class="questionwall-comment-anchor"
-                   style="float:left;">
-            <ars-row ars-flex-box
-                     height="170">
-              <ars-fill></ars-fill>
-              <ars-col ars-flex-box>
-                <ars-fill></ars-fill>
-                <ars-row>
-                  <p class="questionwall-comment-number">{{comment.comment.number}}</p>
-                </ars-row>
+          <ars-row>
+            <ars-row *ngIf="hasFilter"
+                     class="questionwall-list-border-bottom"
+                     [height]="50">
+              <ars-style-btn-material style="width:100%;height:100%;"
+                                      ars-flex-box>
+                <ars-col ars-btn-wrp
+                         [xp]="48">
+                  <button ars-btn
+                          matRipple>
+                    <mat-icon *ngIf="isSvgIcon"
+                              class="icon-svg"
+                              [svgIcon]="filterIcon"></mat-icon>
+                    <i *ngIf="!isSvgIcon">{{filterIcon}}</i>
+                    <p>{{filterTitle | translate}} {{filterDesc}}</p>
+                  </button>
+                </ars-col>
                 <ars-fill></ars-fill>
-              </ars-col>
+                <ars-col ars-btn-wrp
+                         [xp]="48">
+                  <button ars-btn
+                          (click)="deactivateFilter()"
+                          matRipple>
+                    <i>remove_circle</i>
+                    <p>{{'question-wall.filter-remove' | translate}}</p>
+                  </button>
+                </ars-col>
+              </ars-style-btn-material>
             </ars-row>
-            <ars-row style="box-sizing:border-box;padding:8px;margin-top:-170px;">
-              <ars-row
-                [ngClass]="comment===commentFocus?'questionwall-comment-border-on':'questionwall-comment-border-off'"
-                style="border-radius:5px">
+          </ars-row>
+
+          <ars-fill class="questionwall-list-comments">
+
+            <ars-row *ngIf="!userSelection">
+
+              <ars-fill *ngIf="(hasFilter?commentsFilter:commentsFilteredByTime).length==0"
+                        style="float:left;">
+                <p class="questionwall-present-introduction-desc">
+                  {{'question-wall.no-result' | translate}}
+                </p>
+              </ars-fill>
+
+              <ars-row *ngFor="let comment of hasFilter?commentsFilter:commentsFilteredByTime"
+                       class="questionwall-comment-anchor"
+                       style="float:left;">
                 <ars-row ars-flex-box
-                         (click)="focusComment(comment)"
-                         style="box-sizing:border-box;padding:16px;cursor:pointer">
-                  <ars-col class="questionwall-comment-meta">
-                    <i class="questionwall-icon">person_pin_circle</i>
-                    <p (click)="filterUser(comment);"
-                       class="questionwall-comment-user"
-                       matRipple>{{comment.comment.userNumber}}</p>
-                    <p class="questionwall-comment-timestamp">{{comment.timeAgo}}</p>
+                         height="170">
+                  <ars-fill></ars-fill>
+                  <ars-col ars-flex-box>
+                    <ars-fill></ars-fill>
+                    <ars-row>
+                      <p class="questionwall-comment-number">{{comment.comment.number}}</p>
+                    </ars-row>
+                    <ars-fill></ars-fill>
                   </ars-col>
-                  <ars-col>
-                    <p class="questionwall-comment-notification">{{comment.old ? '' : 'NEW'}}</p>
-                  </ars-col>
-                </ars-row>
-                <ars-row
-                  (click)="focusComment(comment)"
-                  style="box-sizing:border-box;padding:0 16px;cursor:pointer">
-                  <p class="questionwall-comment-body">
-                    <app-view-comment-data class="images"
-                                           [currentData]="comment.comment.body"></app-view-comment-data>
-                  </p>
                 </ars-row>
-                <ars-row [height]="50">
-                  <ars-style-btn-material style="width:100%;height:100%;"
-                                          ars-flex-box>
-                    <ars-col ars-btn-wrp
-                             [xp]="16"
-                             [extra]="true"
-                             *ngIf="user && comment.comment.creatorId !== user.id"
-                             class="questionwall-comment-btn">
-                      <button ars-btn
-                              (click)="likeComment(comment)"
-                              matRipple>
-                        <i>thumb_up</i>
-                        <p style="padding-left:4px;">{{comment.comment.upvotes}}</p>
-                      </button>
-                      <button ars-btn
-                              (click)="dislikeComment(comment)"
-                              matRipple>
-                        <i>thumb_down</i>
-                        <p style="padding-left:4px;">{{comment.comment.downvotes}}</p>
-                      </button>
-                    </ars-col>
-                    <ars-fill (click)="focusComment(comment)"
-                              style="cursor:pointer"></ars-fill>
-                    <ars-col ars-btn-wrp
-                             [xp]="16"
-                             [extra]="true"
-                             *ngIf="comment.comment.tag">
-                      <button ars-btn
-                              (click)="filterTag(comment.comment.tag);"
-                              matRipple>
-                        <mat-icon class="icon-svg"
-                                  svgIcon="comment_tag"></mat-icon>
-                        <p>{{comment.comment.tag}}</p>
-                      </button>
-                    </ars-col>
-                  </ars-style-btn-material>
+                <ars-row style="box-sizing:border-box;padding:8px;margin-top:-170px;">
+                  <ars-row
+                    [ngClass]="comment===commentFocus?'questionwall-comment-border-on':'questionwall-comment-border-off'"
+                    style="border-radius:5px">
+                    <ars-row ars-flex-box
+                             (click)="focusComment(comment)"
+                             style="box-sizing:border-box;padding:16px;cursor:pointer">
+                      <ars-col class="questionwall-comment-meta">
+                        <i class="questionwall-icon">person_pin_circle</i>
+                        <p (click)="filterUser(comment);"
+                           class="questionwall-comment-user"
+                           matRipple>{{comment.comment.userNumber}}</p>
+                        <p class="questionwall-comment-timestamp">{{comment.timeAgo}}</p>
+                      </ars-col>
+                      <ars-col>
+                        <p class="questionwall-comment-notification">{{comment.old ? '' : 'NEW'}}</p>
+                      </ars-col>
+                    </ars-row>
+                    <ars-row
+                      (click)="focusComment(comment)"
+                      style="box-sizing:border-box;padding:0 16px;cursor:pointer">
+                      <p class="questionwall-comment-body">
+                        <app-view-comment-data class="images"
+                                               [currentData]="comment.comment.body"></app-view-comment-data>
+                      </p>
+                    </ars-row>
+                    <ars-row [height]="50">
+                      <ars-style-btn-material style="width:100%;height:100%;"
+                                              ars-flex-box>
+                        <ars-col ars-btn-wrp
+                                 [xp]="16"
+                                 [extra]="true"
+                                 *ngIf="user && comment.comment.creatorId !== user.id"
+                                 class="questionwall-comment-btn">
+                          <button ars-btn
+                                  (click)="likeComment(comment)"
+                                  matRipple>
+                            <i>thumb_up</i>
+                            <p style="padding-left:4px;">{{comment.comment.upvotes}}</p>
+                          </button>
+                          <button ars-btn
+                                  (click)="dislikeComment(comment)"
+                                  matRipple>
+                            <i>thumb_down</i>
+                            <p style="padding-left:4px;">{{comment.comment.downvotes}}</p>
+                          </button>
+                        </ars-col>
+                        <ars-fill (click)="focusComment(comment)"
+                                  style="cursor:pointer"></ars-fill>
+                        <ars-col ars-btn-wrp
+                                 [xp]="16"
+                                 [extra]="true"
+                                 *ngIf="comment.comment.tag">
+                          <button ars-btn
+                                  (click)="filterTag(comment.comment.tag);"
+                                  matRipple>
+                            <mat-icon class="icon-svg"
+                                      svgIcon="comment_tag"></mat-icon>
+                            <p>{{comment.comment.tag}}</p>
+                          </button>
+                        </ars-col>
+                      </ars-style-btn-material>
+                    </ars-row>
+                  </ars-row>
                 </ars-row>
               </ars-row>
-            </ars-row>
-          </ars-row>
-
-        </ars-row>
 
-        <ars-row *ngIf="userSelection">
-          <ars-style-btn-material style="width:100%">
-            <ars-row [height]="50"
-                     ars-flex-box
-                     class="questionwall-list-border-bottom">
-              <ars-col ars-btn-wrp
-                       [xp]="24"
-                       [extra]="true">
-                <button ars-btn
-                        (click)="cancelUserMap()"
-                        matRipple>
-                  <i>arrow_back</i>
-                </button>
-              </ars-col>
-              <ars-col ars-btn-wrp
-                       [xp]="24"
-                       [extra]="true">
-                <button ars-btn
-                        class="pseudo-button">
-                  <i>person_pin_circle</i>
-                  <p>{{'question-wall.filter-user' | translate}}</p>
-                </button>
-              </ars-col>
             </ars-row>
-            <ars-row ars-btn-wrp
-                     [xp]="48"
-                     [yp]="32">
-              <button ars-btn
-                      disabled
-                      class="questionwall-list-border-bottom pseudo-button">
-                <p>{{'question-wall.filter-user' | translate}}-ID</p>
-                <p>{{'question-wall.filter-user-count' | translate}}</p>
-              </button>
-              <button ars-btn
-                      mat-ripple
-                      *ngFor="let user of userList"
-                      (click)="applyUserMap(user[1])">
-                <p>{{user[1]}}</p>
-                <p>{{user[0]}}</p>
-              </button>
+
+            <ars-row *ngIf="userSelection">
+              <ars-style-btn-material style="width:100%">
+                <ars-row [height]="50"
+                         ars-flex-box
+                         class="questionwall-list-border-bottom">
+                  <ars-col ars-btn-wrp
+                           [xp]="24"
+                           [extra]="true">
+                    <button ars-btn
+                            (click)="cancelUserMap()"
+                            matRipple>
+                      <i>arrow_back</i>
+                    </button>
+                  </ars-col>
+                  <ars-col ars-btn-wrp
+                           [xp]="24"
+                           [extra]="true">
+                    <button ars-btn
+                            class="pseudo-button">
+                      <i>person_pin_circle</i>
+                      <p>{{'question-wall.filter-user' | translate}}</p>
+                    </button>
+                  </ars-col>
+                </ars-row>
+                <ars-row ars-btn-wrp
+                         [xp]="48"
+                         [yp]="32">
+                  <button ars-btn
+                          disabled
+                          class="questionwall-list-border-bottom pseudo-button">
+                    <p>{{'question-wall.filter-user' | translate}}-ID</p>
+                    <p>{{'question-wall.filter-user-count' | translate}}</p>
+                  </button>
+                  <button ars-btn
+                          mat-ripple
+                          *ngFor="let user of userList"
+                          (click)="applyUserMap(user[1])">
+                    <p>{{user[1]}}</p>
+                    <p>{{user[0]}}</p>
+                  </button>
+                </ars-row>
+              </ars-style-btn-material>
             </ars-row>
-          </ars-style-btn-material>
-        </ars-row>
 
-      </ars-fill>
+          </ars-fill>
 
+        </ars-col>
+      </ars-col>
     </ars-col>
   </ars-fill>
   <ars-row [height]="50"
@@ -476,6 +496,8 @@
 
 
 <div class="visually-hidden">
+  <div id="side-list-off">{{'question-wall.side-list-off' | translate}}</div>
+  <div id="side-list-on">{{'question-wall.side-list-on' | translate}}</div>
   <div id="back-lbl">{{'question-wall.back-lbl' | translate}}</div>
   <div id="sort-lbl">{{'question-wall.sort-lbl' | translate}}</div>
   <div id="sort-lbl-new">{{'question-wall.sort-lbl-new' | translate}}</div>
diff --git a/src/app/components/shared/questionwall/question-wall/question-wall.component.scss b/src/app/components/shared/questionwall/question-wall/question-wall.component.scss
index 9be9d93aa35bdb7dcb5014fe38fdf45a85cccd1c..37ef88e712a1e2b11c8e2b3875b242a6a65a3e02 100644
--- a/src/app/components/shared/questionwall/question-wall/question-wall.component.scss
+++ b/src/app/components/shared/questionwall/question-wall/question-wall.component.scss
@@ -146,6 +146,10 @@
       &-comments {
       }
 
+      &-hide {
+        background-color:orange;
+      }
+
       &-scroll {
         width: 100%;
         height: 100%;
@@ -308,6 +312,11 @@
       background-color: var(--ars-button-color);
     }
   }
+
+  .side-list{
+    transition:width ease-in-out 0.1s;
+  }
+
 }
 
 .selected {
diff --git a/src/app/components/shared/questionwall/question-wall/question-wall.component.ts b/src/app/components/shared/questionwall/question-wall/question-wall.component.ts
index 477e708bf579b5d4e9a5fd3e58342f8d76ea27bd..a8fff53c705e39e3cbf37407450f7b021a78cdf8 100644
--- a/src/app/components/shared/questionwall/question-wall/question-wall.component.ts
+++ b/src/app/components/shared/questionwall/question-wall/question-wall.component.ts
@@ -25,7 +25,9 @@ import { User } from '../../../../models/user';
 export class QuestionWallComponent implements OnInit, AfterViewInit, OnDestroy {
 
   @ViewChild(ColComponent) colComponent: ColComponent;
+  @ViewChild('sidelist') sidelist: ColComponent;
 
+  sidelistExpanded: boolean = true;
   roomId: string;
   room: Room;
   comments: QuestionWallComment[] = [];
@@ -87,6 +89,16 @@ export class QuestionWallComponent implements OnInit, AfterViewInit, OnDestroy {
     }
   }
 
+  toggleSideList(){
+    this.sidelistExpanded=!this.sidelistExpanded;
+    if(this.sidelistExpanded){
+      this.sidelist.setPx(450);
+    }
+    else{
+      this.sidelist.setPx(0);
+    }
+  }
+
   ngOnInit(): void {
     QuestionWallComment.updateTimeFormat(localStorage.getItem('currentLang'));
     this.translateService.use(localStorage.getItem('currentLang'));
@@ -159,6 +171,7 @@ export class QuestionWallComponent implements OnInit, AfterViewInit, OnDestroy {
     setTimeout(() => {
       Rescale.requestFullscreen();
     }, 10);
+    console.log(this.sidelist);
   }
 
   ngOnDestroy(): void {
diff --git a/src/assets/i18n/participant/de.json b/src/assets/i18n/participant/de.json
index e3cf4b7f250a4c09bcde7cce2060ac94f327347c..3ff066292a1a1c2308ad48fe501d0e0409b63e1c 100644
--- a/src/assets/i18n/participant/de.json
+++ b/src/assets/i18n/participant/de.json
@@ -300,7 +300,9 @@
     "next-comment-lbl": "Nächste Frage",
     "overview-question-tooltip": "Anzahl Fragen",
     "overview-questioners-tooltip": "Anzahl Fragensteller",
-    "questions-blocked": "Weitere Fragen deaktiviert "
+    "questions-blocked": "Weitere Fragen deaktiviert ",
+    "side-list-on": "Kommentarliste öffnen",
+    "side-list-off": "Kommentarliste schließen"
   },
   "quill": {
     "cancel": "Abbrechen",
diff --git a/src/assets/i18n/participant/en.json b/src/assets/i18n/participant/en.json
index 3e83563382323caffa231db5f302e080a998bea1..4c3080785e629b11f0e1f7908af4c52458bec80a 100644
--- a/src/assets/i18n/participant/en.json
+++ b/src/assets/i18n/participant/en.json
@@ -306,7 +306,9 @@
     "next-comment-lbl": "Next question",
     "overview-question-tooltip": "Number of questions",
     "overview-questioners-tooltip": "Number of questioners",
-    "questions-blocked": "New questions blocked"
+    "questions-blocked": "New questions blocked",
+    "side-list-on": "Show Comments",
+    "side-list-off": "Hide Comments"
   },
   "quill": {
     "cancel": "Cancel",