diff --git a/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/Messages.java b/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/Messages.java
index b028503e3..1b8765452 100644
--- a/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/Messages.java
+++ b/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/Messages.java
@@ -863,6 +863,10 @@ public interface Messages extends com.google.gwt.i18n.client.Messages {
     @Key("sharing.edit")
     String sharing_edit();
 
+    @DefaultMessage("ICD Edit")
+    @Key("sharing.icd.edit")
+    String sharing_icd_edit();
+
 
     @DefaultMessage("Link sharing enabled")
     @Key("sharing.linkSharingEnabled")
diff --git a/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/portlet/PortletUiImpl.java b/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/portlet/PortletUiImpl.java
index f0ee16552..ca98bc6a2 100644
--- a/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/portlet/PortletUiImpl.java
+++ b/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/portlet/PortletUiImpl.java
@@ -197,6 +197,7 @@ public void addAction(final UIAction action) {
         button.addClickHandler(event -> action.execute());
         action.setStateChangedHandler(value -> {
             button.setEnabled(value.isEnabled());
+            button.setVisible(value.isVisible());
             if (!action.hasIcon()) {
                 button.setText(value.getLabel());
             }
diff --git a/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/sharing/SharingSettingEditorImpl.java b/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/sharing/SharingSettingEditorImpl.java
index e3fba4f82..f6efebe8a 100644
--- a/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/sharing/SharingSettingEditorImpl.java
+++ b/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/sharing/SharingSettingEditorImpl.java
@@ -58,6 +58,8 @@ private static String getPermissionLabel(SharingPermission permission) {
                 return MESSAGES.sharing_manage();
             case EDIT:
                 return MESSAGES.sharing_edit();
+            case ICD_EDIT:
+                return MESSAGES.sharing_icd_edit();
             case COMMENT:
                 return MESSAGES.sharing_comment();
             case VIEW:
diff --git a/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/sharing/SharingSettingsPresenter.java b/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/sharing/SharingSettingsPresenter.java
index 106fc8d36..d714434a0 100644
--- a/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/sharing/SharingSettingsPresenter.java
+++ b/webprotege-gwt-ui-client/src/main/java/edu/stanford/bmir/protege/web/client/sharing/SharingSettingsPresenter.java
@@ -4,26 +4,20 @@
 import com.google.gwt.user.client.ui.AcceptsOneWidget;
 import com.google.web.bindery.event.shared.EventBus;
 import edu.stanford.bmir.protege.web.client.Messages;
-import edu.stanford.bmir.protege.web.client.app.PermissionScreener;
-import edu.stanford.bmir.protege.web.client.app.Presenter;
-import edu.stanford.bmir.protege.web.client.dispatch.DispatchErrorMessageDisplay;
-import edu.stanford.bmir.protege.web.client.dispatch.DispatchServiceCallbackWithProgressDisplay;
-import edu.stanford.bmir.protege.web.client.dispatch.DispatchServiceManager;
-import edu.stanford.bmir.protege.web.client.dispatch.ProgressDisplay;
+import edu.stanford.bmir.protege.web.client.app.*;
+import edu.stanford.bmir.protege.web.client.dispatch.*;
 import edu.stanford.bmir.protege.web.client.permissions.PermissionManager;
 import edu.stanford.bmir.protege.web.client.progress.BusyView;
 import edu.stanford.bmir.protege.web.client.settings.SettingsPresenter;
 import edu.stanford.bmir.protege.web.client.uuid.UuidV4Provider;
 import edu.stanford.bmir.protege.web.shared.perspective.ChangeRequestId;
 import edu.stanford.bmir.protege.web.shared.project.ProjectId;
-import edu.stanford.bmir.protege.web.shared.sharing.GetProjectSharingSettingsAction;
-import edu.stanford.bmir.protege.web.shared.sharing.ProjectSharingSettings;
-import edu.stanford.bmir.protege.web.shared.sharing.SetProjectSharingSettingsAction;
-import edu.stanford.bmir.protege.web.shared.sharing.SetProjectSharingSettingsResult;
+import edu.stanford.bmir.protege.web.shared.sharing.*;
 
 import javax.annotation.Nonnull;
 import javax.inject.Inject;
 import java.util.Optional;
+import java.util.logging.Logger;
 
 import static com.google.common.base.Preconditions.checkNotNull;
 import static edu.stanford.bmir.protege.web.shared.access.BuiltInAction.EDIT_SHARING_SETTINGS;
@@ -68,6 +62,8 @@ public class SharingSettingsPresenter implements Presenter {
     @Nonnull
     private UuidV4Provider uuidV4Provider;
 
+    private final static Logger logger = Logger.getLogger(SharingSettingsPresenter.class.getName());
+
     @Inject
     public SharingSettingsPresenter(@Nonnull ProjectId projectId,
                                     @Nonnull SharingSettingsView view,
diff --git a/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/itemlist/GetUserIdCompletionsAction.java b/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/itemlist/GetUserIdCompletionsAction.java
index 9039fefc4..0b0f0898c 100644
--- a/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/itemlist/GetUserIdCompletionsAction.java
+++ b/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/itemlist/GetUserIdCompletionsAction.java
@@ -1,6 +1,6 @@
 package edu.stanford.bmir.protege.web.shared.itemlist;
 
-import com.fasterxml.jackson.annotation.JsonTypeName;
+import com.fasterxml.jackson.annotation.*;
 import com.google.common.base.Objects;
 import edu.stanford.bmir.protege.web.shared.user.UserId;
 
diff --git a/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/sharing/GetProjectSharingSettingsResult.java b/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/sharing/GetProjectSharingSettingsResult.java
index 318639a81..c7f1a7395 100644
--- a/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/sharing/GetProjectSharingSettingsResult.java
+++ b/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/sharing/GetProjectSharingSettingsResult.java
@@ -1,6 +1,6 @@
 package edu.stanford.bmir.protege.web.shared.sharing;
 
-import com.fasterxml.jackson.annotation.JsonTypeName;
+import com.fasterxml.jackson.annotation.*;
 import com.google.common.base.Objects;
 import edu.stanford.bmir.protege.web.shared.dispatch.Result;
 
@@ -25,7 +25,8 @@ private GetProjectSharingSettingsResult(ProjectSharingSettings projectSharingSet
         this.projectSharingSettings = checkNotNull(projectSharingSettings);
     }
 
-    public static GetProjectSharingSettingsResult create(ProjectSharingSettings projectSharingSettings) {
+    @JsonCreator
+    public static GetProjectSharingSettingsResult create(@JsonProperty("settings") ProjectSharingSettings projectSharingSettings) {
         return new GetProjectSharingSettingsResult(projectSharingSettings);
     }
 
diff --git a/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/sharing/ProjectSharingSettings.java b/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/sharing/ProjectSharingSettings.java
index d057907fb..db528ed09 100644
--- a/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/sharing/ProjectSharingSettings.java
+++ b/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/sharing/ProjectSharingSettings.java
@@ -1,5 +1,6 @@
 package edu.stanford.bmir.protege.web.shared.sharing;
 
+import com.fasterxml.jackson.annotation.JsonProperty;
 import com.google.common.base.Objects;
 import edu.stanford.bmir.protege.web.shared.project.ProjectId;
 
@@ -22,7 +23,7 @@ public class ProjectSharingSettings implements Serializable {
 
     private ProjectId projectId;
     
-    private List<SharingSetting> sharingSettings = new ArrayList<>();
+    private List<SharingSetting> sharingSettings;
 
     @Nullable
     private SharingPermission linkSharingPermission = null;
@@ -33,20 +34,25 @@ public class ProjectSharingSettings implements Serializable {
     private ProjectSharingSettings() {
     }
 
-    public ProjectSharingSettings(ProjectId projectId, Optional<SharingPermission> linkSharingPermission, List<SharingSetting> sharingSettings) {
+    public ProjectSharingSettings(@JsonProperty("projectId") ProjectId projectId,
+                                  @JsonProperty("linkSharingPermission") Optional<SharingPermission> linkSharingPermission,
+                                  @JsonProperty("sharingSettings") List<SharingSetting> sharingSettings) {
         this.projectId = checkNotNull(projectId);
-        this.sharingSettings.addAll(checkNotNull(sharingSettings));
+        this.sharingSettings = new ArrayList<>(checkNotNull(sharingSettings));
         this.linkSharingPermission = checkNotNull(linkSharingPermission).orElse(null);
     }
 
+    @JsonProperty("projectId")
     public ProjectId getProjectId() {
         return projectId;
     }
 
+    @JsonProperty("sharingSettings")
     public List<SharingSetting> getSharingSettings() {
         return new ArrayList<>(sharingSettings);
     }
 
+    @JsonProperty("linkSharingPermission")
     public Optional<SharingPermission> getLinkSharingPermission() {
         return Optional.ofNullable(linkSharingPermission);
     }
diff --git a/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/sharing/SharingPermission.java b/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/sharing/SharingPermission.java
index f22c85617..407689081 100644
--- a/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/sharing/SharingPermission.java
+++ b/webprotege-gwt-ui-shared/src/main/java/edu/stanford/bmir/protege/web/shared/sharing/SharingPermission.java
@@ -25,6 +25,8 @@ public enum SharingPermission implements Serializable {
      */
     EDIT,
 
+    ICD_EDIT,
+
     /**
      * A user can manage a project
      */