diff --git a/lib/permissions/minimally-encoded-thread-permissions-validators.js b/lib/permissions/minimally-encoded-thread-permissions-validators.js
--- a/lib/permissions/minimally-encoded-thread-permissions-validators.js
+++ b/lib/permissions/minimally-encoded-thread-permissions-validators.js
@@ -9,7 +9,7 @@
 import { clientAvatarValidator } from '../types/avatar-types.js';
 import type {
   MinimallyEncodedMemberInfo,
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   MinimallyEncodedRoleInfo,
   MinimallyEncodedThreadCurrentUserInfo,
   RawThreadInfo,
@@ -47,8 +47,8 @@
     permissions: tHexEncodedPermissionsBitmask,
   });
 
-const minimallyEncodedRelativeMemberInfoValidator: TInterface<MinimallyEncodedRelativeMemberInfo> =
-  tShape<MinimallyEncodedRelativeMemberInfo>({
+const minimallyEncodedRelativeMemberInfoValidator: TInterface<RelativeMemberInfo> =
+  tShape<RelativeMemberInfo>({
     ...minimallyEncodedMemberInfoValidator.meta.props,
     username: t.maybe(t.String),
     isViewer: t.Boolean,
diff --git a/lib/selectors/nav-selectors.js b/lib/selectors/nav-selectors.js
--- a/lib/selectors/nav-selectors.js
+++ b/lib/selectors/nav-selectors.js
@@ -13,7 +13,7 @@
 } from '../types/entry-types.js';
 import type { CalendarFilter } from '../types/filter-types.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   RawThreadInfo,
   ThreadInfo,
 } from '../types/minimally-encoded-thread-permissions-types.js';
@@ -83,15 +83,12 @@
 const useENSNamesOptions = { allAtOnce: true };
 
 function useUserSearchIndex(
-  userInfos: $ReadOnlyArray<UserInfo | MinimallyEncodedRelativeMemberInfo>,
+  userInfos: $ReadOnlyArray<UserInfo | RelativeMemberInfo>,
 ): SearchIndex {
   const membersWithENSNames = useENSNames(userInfos, useENSNamesOptions);
 
   const memberMap = React.useMemo(() => {
-    const result = new Map<
-      string,
-      UserInfo | MinimallyEncodedRelativeMemberInfo,
-    >();
+    const result = new Map<string, UserInfo | RelativeMemberInfo>();
     for (const userInfo of membersWithENSNames) {
       result.set(userInfo.id, userInfo);
     }
diff --git a/lib/selectors/thread-selectors.js b/lib/selectors/thread-selectors.js
--- a/lib/selectors/thread-selectors.js
+++ b/lib/selectors/thread-selectors.js
@@ -40,7 +40,7 @@
 import type { EntryInfo } from '../types/entry-types.js';
 import type { MessageStore, RawMessageInfo } from '../types/message-types.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   RawThreadInfo,
   ThreadInfo,
 } from '../types/minimally-encoded-thread-permissions-types.js';
@@ -351,7 +351,7 @@
     relativeMemberInfoSelectorForMembersOfThread(threadID),
     (
       threadInfo: ?RawThreadInfo,
-      members: $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo>,
+      members: $ReadOnlyArray<RelativeMemberInfo>,
     ): boolean => {
       if (!threadInfo) {
         return false;
diff --git a/lib/selectors/user-selectors.js b/lib/selectors/user-selectors.js
--- a/lib/selectors/user-selectors.js
+++ b/lib/selectors/user-selectors.js
@@ -10,7 +10,7 @@
 import { getSingleOtherUser } from '../shared/thread-utils.js';
 import type { ClientEmojiAvatar } from '../types/avatar-types';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   RawThreadInfo,
 } from '../types/minimally-encoded-thread-permissions-types.js';
 import type { BaseAppState } from '../types/redux-types.js';
@@ -108,14 +108,12 @@
   return relativeMemberInfos;
 }
 
-const emptyArray: $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo> = [];
+const emptyArray: $ReadOnlyArray<RelativeMemberInfo> = [];
 
 // Includes current user at the start
 const baseRelativeMemberInfoSelectorForMembersOfThread: (
   threadID: ?string,
-) => (
-  state: BaseAppState<>,
-) => $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo> = (
+) => (state: BaseAppState<>) => $ReadOnlyArray<RelativeMemberInfo> = (
   threadID: ?string,
 ) => {
   if (!threadID) {
@@ -132,9 +130,7 @@
 
 const relativeMemberInfoSelectorForMembersOfThread: (
   threadID: ?string,
-) => (
-  state: BaseAppState<>,
-) => $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo> = _memoize(
+) => (state: BaseAppState<>) => $ReadOnlyArray<RelativeMemberInfo> = _memoize(
   baseRelativeMemberInfoSelectorForMembersOfThread,
 );
 
diff --git a/lib/shared/markdown.js b/lib/shared/markdown.js
--- a/lib/shared/markdown.js
+++ b/lib/shared/markdown.js
@@ -9,7 +9,7 @@
 } from './mention-utils.js';
 import { useENSNames } from '../hooks/ens-cache.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   ResolvedThreadInfo,
 } from '../types/minimally-encoded-thread-permissions-types.js';
 import type { ChatMentionCandidates } from '../types/thread-types.js';
@@ -201,7 +201,7 @@
 
 const useENSNamesOptions = { allAtOnce: true };
 function useMemberMapForUserMentions(
-  members: $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo>,
+  members: $ReadOnlyArray<RelativeMemberInfo>,
 ): $ReadOnlyMap<string, string> {
   const membersWithRole = React.useMemo(
     () => members.filter(member => member.role),
@@ -209,13 +209,11 @@
   );
 
   const resolvedMembers = useENSNames(membersWithRole, useENSNamesOptions);
-  const resolvedMembersMap: $ReadOnlyMap<
-    string,
-    MinimallyEncodedRelativeMemberInfo,
-  > = React.useMemo(
-    () => new Map(resolvedMembers.map(member => [member.id, member])),
-    [resolvedMembers],
-  );
+  const resolvedMembersMap: $ReadOnlyMap<string, RelativeMemberInfo> =
+    React.useMemo(
+      () => new Map(resolvedMembers.map(member => [member.id, member])),
+      [resolvedMembers],
+    );
 
   const membersMap = React.useMemo(() => {
     const map = new Map<string, string>();
diff --git a/lib/shared/mention-utils.js b/lib/shared/mention-utils.js
--- a/lib/shared/mention-utils.js
+++ b/lib/shared/mention-utils.js
@@ -8,7 +8,7 @@
 import { useENSNames } from '../hooks/ens-cache.js';
 import { useUserSearchIndex } from '../selectors/nav-selectors.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   ResolvedThreadInfo,
   ThreadInfo,
 } from '../types/minimally-encoded-thread-permissions-types.js';
@@ -28,7 +28,7 @@
 
 type MentionTypeaheadUserSuggestionItem = {
   +type: 'user',
-  +userInfo: MinimallyEncodedRelativeMemberInfo,
+  +userInfo: RelativeMemberInfo,
 };
 
 type MentionTypeaheadChatSuggestionItem = {
@@ -105,7 +105,7 @@
 
 const useENSNamesOptions = { allAtOnce: true };
 function useMentionTypeaheadUserSuggestions(
-  threadMembers: $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo>,
+  threadMembers: $ReadOnlyArray<RelativeMemberInfo>,
   typeaheadMatchedStrings: ?TypeaheadMatchedStrings,
 ): $ReadOnlyArray<MentionTypeaheadUserSuggestionItem> {
   const userSearchIndex = useUserSearchIndex(threadMembers);
@@ -184,7 +184,7 @@
 function useUserMentionsCandidates(
   threadInfo: ThreadInfo,
   parentThreadInfo: ?ThreadInfo,
-): $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo> {
+): $ReadOnlyArray<RelativeMemberInfo> {
   return React.useMemo(() => {
     if (threadInfo.type !== threadTypes.SIDEBAR) {
       return threadInfo.members;
diff --git a/lib/shared/thread-utils.js b/lib/shared/thread-utils.js
--- a/lib/shared/thread-utils.js
+++ b/lib/shared/thread-utils.js
@@ -58,7 +58,7 @@
   type RobotextMessageInfo,
 } from '../types/message-types.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   MinimallyEncodedRoleInfo,
   MinimallyEncodedThreadCurrentUserInfo,
   RawThreadInfo,
@@ -219,14 +219,14 @@
 }
 
 function threadActualMembers(
-  memberInfos: $ReadOnlyArray<MemberInfo | MinimallyEncodedRelativeMemberInfo>,
+  memberInfos: $ReadOnlyArray<MemberInfo | RelativeMemberInfo>,
 ): $ReadOnlyArray<string> {
   return memberInfos
     .filter(memberInfo => memberInfo.role)
     .map(memberInfo => memberInfo.id);
 }
 
-function threadOtherMembers<T: MemberInfo | MinimallyEncodedRelativeMemberInfo>(
+function threadOtherMembers<T: MemberInfo | RelativeMemberInfo>(
   memberInfos: $ReadOnlyArray<T>,
   viewerID: ?string,
 ): $ReadOnlyArray<T> {
@@ -459,7 +459,7 @@
 
 // Returns map from lowercase username to AccountUserInfo
 function memberLowercaseUsernameMap(
-  members: $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo>,
+  members: $ReadOnlyArray<RelativeMemberInfo>,
 ): Map<string, AccountUserInfo> {
   const memberMap = new Map<string, AccountUserInfo>();
   for (const member of members) {
@@ -877,7 +877,7 @@
     return firstLine(threadInfo.name);
   }
 
-  const threadMembers: $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo> =
+  const threadMembers: $ReadOnlyArray<RelativeMemberInfo> =
     threadInfo.members.filter(memberInfo => memberInfo.role);
   const memberEntities: $ReadOnlyArray<UserEntity> = threadMembers.map(member =>
     ET.user({ userInfo: member }),
@@ -1030,10 +1030,7 @@
 // Since we don't have access to all of the ancestor ThreadInfos, we approximate
 // "parent admin" as anybody with CHANGE_ROLE permissions.
 function memberHasAdminPowers(
-  memberInfo:
-    | MinimallyEncodedRelativeMemberInfo
-    | MemberInfo
-    | ServerMemberInfo,
+  memberInfo: RelativeMemberInfo | MemberInfo | ServerMemberInfo,
 ): boolean {
   if (memberInfo.minimallyEncoded) {
     return hasPermission(memberInfo.permissions, threadPermissions.CHANGE_ROLE);
@@ -1514,7 +1511,7 @@
 
 function removeMemberFromThread(
   threadInfo: ThreadInfo,
-  memberInfo: MinimallyEncodedRelativeMemberInfo,
+  memberInfo: RelativeMemberInfo,
   dispatchActionPromise: DispatchActionPromise,
   removeUserFromThreadServerCall: (
     input: RemoveUsersFromThreadInput,
@@ -1532,7 +1529,7 @@
 }
 
 function getAvailableThreadMemberActions(
-  memberInfo: MinimallyEncodedRelativeMemberInfo,
+  memberInfo: RelativeMemberInfo,
   threadInfo: ThreadInfo,
   canEdit: ?boolean = true,
 ): $ReadOnlyArray<'change_role' | 'remove_user'> {
diff --git a/lib/types/minimally-encoded-thread-permissions-types.js b/lib/types/minimally-encoded-thread-permissions-types.js
--- a/lib/types/minimally-encoded-thread-permissions-types.js
+++ b/lib/types/minimally-encoded-thread-permissions-types.js
@@ -115,7 +115,7 @@
   };
 };
 
-export type MinimallyEncodedRelativeMemberInfo = $ReadOnly<{
+export type RelativeMemberInfo = $ReadOnly<{
   ...MinimallyEncodedMemberInfo,
   +username: ?string,
   +isViewer: boolean,
@@ -172,7 +172,7 @@
   +parentThreadID: ?string,
   +containingThreadID: ?string,
   +community: ?string,
-  +members: $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo>,
+  +members: $ReadOnlyArray<RelativeMemberInfo>,
   +roles: { +[id: string]: MinimallyEncodedRoleInfo },
   +currentUser: MinimallyEncodedThreadCurrentUserInfo,
   +sourceMessageID?: string,
diff --git a/lib/utils/role-utils.js b/lib/utils/role-utils.js
--- a/lib/utils/role-utils.js
+++ b/lib/utils/role-utils.js
@@ -5,7 +5,7 @@
 import { useSelector } from './redux-utils.js';
 import { threadInfoSelector } from '../selectors/thread-selectors.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   ThreadInfo,
 } from '../types/minimally-encoded-thread-permissions-types.js';
 import {
@@ -57,7 +57,7 @@
 
 function useRolesFromCommunityThreadInfo(
   threadInfo: ThreadInfo,
-  memberInfos: $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo>,
+  memberInfos: $ReadOnlyArray<RelativeMemberInfo>,
 ): $ReadOnlyMap<string, ?RoleInfo> {
   // Our in-code system has chat-specific roles, while the
   // user-surfaced system has roles only for communities. We retrieve roles
diff --git a/native/chat/chat-input-bar.react.js b/native/chat/chat-input-bar.react.js
--- a/native/chat/chat-input-bar.react.js
+++ b/native/chat/chat-input-bar.react.js
@@ -74,7 +74,7 @@
   SendEditMessageResponse,
 } from 'lib/types/message-types.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   ThreadInfo,
 } from 'lib/types/minimally-encoded-thread-permissions-types.js';
 import type { Dispatch } from 'lib/types/redux-types.js';
@@ -296,7 +296,7 @@
   +dispatchActionPromise: DispatchActionPromise,
   +joinThread: (request: ClientThreadJoinRequest) => Promise<ThreadJoinPayload>,
   +inputState: ?InputState,
-  +userMentionsCandidates: $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo>,
+  +userMentionsCandidates: $ReadOnlyArray<RelativeMemberInfo>,
   +chatMentionSearchIndex: SentencePrefixSearchIndex,
   +chatMentionCandidates: ChatMentionCandidates,
   +parentThreadInfo: ?ThreadInfo,
diff --git a/native/chat/settings/thread-settings-member-tooltip-modal.react.js b/native/chat/settings/thread-settings-member-tooltip-modal.react.js
--- a/native/chat/settings/thread-settings-member-tooltip-modal.react.js
+++ b/native/chat/settings/thread-settings-member-tooltip-modal.react.js
@@ -6,7 +6,7 @@
 import { removeMemberFromThread } from 'lib/shared/thread-utils.js';
 import { stringForUser } from 'lib/shared/user-utils.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   ThreadInfo,
 } from 'lib/types/minimally-encoded-thread-permissions-types.js';
 import { useDispatchActionPromise } from 'lib/utils/redux-promise-utils.js';
@@ -24,7 +24,7 @@
 import Alert from '../../utils/alert.js';
 
 export type ThreadSettingsMemberTooltipModalParams = TooltipParams<{
-  +memberInfo: MinimallyEncodedRelativeMemberInfo,
+  +memberInfo: RelativeMemberInfo,
   +threadInfo: ThreadInfo,
 }>;
 
diff --git a/native/chat/settings/thread-settings-member.react.js b/native/chat/settings/thread-settings-member.react.js
--- a/native/chat/settings/thread-settings-member.react.js
+++ b/native/chat/settings/thread-settings-member.react.js
@@ -20,7 +20,7 @@
 import { stringForUser } from 'lib/shared/user-utils.js';
 import type { LoadingStatus } from 'lib/types/loading-types.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   ThreadInfo,
 } from 'lib/types/minimally-encoded-thread-permissions-types.js';
 import { useRolesFromCommunityThreadInfo } from 'lib/utils/role-utils.js';
@@ -89,7 +89,7 @@
 };
 
 type BaseProps = {
-  +memberInfo: MinimallyEncodedRelativeMemberInfo,
+  +memberInfo: RelativeMemberInfo,
   +threadInfo: ThreadInfo,
   +canEdit: boolean,
   +navigate: ThreadSettingsNavigate,
diff --git a/native/chat/settings/thread-settings.react.js b/native/chat/settings/thread-settings.react.js
--- a/native/chat/settings/thread-settings.react.js
+++ b/native/chat/settings/thread-settings.react.js
@@ -34,7 +34,7 @@
 } from 'lib/shared/thread-utils.js';
 import threadWatcher from 'lib/shared/thread-watcher.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   ResolvedThreadInfo,
   ThreadInfo,
 } from 'lib/types/minimally-encoded-thread-permissions-types.js';
@@ -203,7 +203,7 @@
   | {
       +itemType: 'member',
       +key: string,
-      +memberInfo: MinimallyEncodedRelativeMemberInfo,
+      +memberInfo: RelativeMemberInfo,
       +threadInfo: ResolvedThreadInfo,
       +canEdit: boolean,
       +navigate: ThreadSettingsNavigate,
@@ -1123,7 +1123,7 @@
 
 const threadMembersChangeIsSaving = (
   state: AppState,
-  threadMembers: $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo>,
+  threadMembers: $ReadOnlyArray<RelativeMemberInfo>,
 ) => {
   for (const threadMember of threadMembers) {
     const removeUserLoadingStatus = createLoadingStatusSelector(
diff --git a/native/roles/change-roles-screen.react.js b/native/roles/change-roles-screen.react.js
--- a/native/roles/change-roles-screen.react.js
+++ b/native/roles/change-roles-screen.react.js
@@ -13,7 +13,7 @@
 import { roleIsAdminRole } from 'lib/shared/thread-utils.js';
 import type { LoadingStatus } from 'lib/types/loading-types.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   ThreadInfo,
 } from 'lib/types/minimally-encoded-thread-permissions-types.js';
 import { values } from 'lib/utils/objects.js';
@@ -28,7 +28,7 @@
 
 export type ChangeRolesScreenParams = {
   +threadInfo: ThreadInfo,
-  +memberInfo: MinimallyEncodedRelativeMemberInfo,
+  +memberInfo: RelativeMemberInfo,
   +role: ?string,
 };
 
diff --git a/web/input/input-state.js b/web/input/input-state.js
--- a/web/input/input-state.js
+++ b/web/input/input-state.js
@@ -10,7 +10,7 @@
 } from 'lib/types/media-types.js';
 import type { RawTextMessageInfo } from 'lib/types/messages/text.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   ThreadInfo,
 } from 'lib/types/minimally-encoded-thread-permissions-types.js';
 import type { ChatMentionCandidates } from 'lib/types/thread-types.js';
@@ -47,7 +47,7 @@
 export type TypeaheadState = {
   +canBeVisible: boolean,
   +keepUpdatingThreadMembers: boolean,
-  +frozenUserMentionsCandidates: $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo>,
+  +frozenUserMentionsCandidates: $ReadOnlyArray<RelativeMemberInfo>,
   +frozenChatMentionsCandidates: ChatMentionCandidates,
   +moveChoiceUp: ?() => void,
   +moveChoiceDown: ?() => void,
diff --git a/web/modals/threads/create/steps/subchannel-members-list.react.js b/web/modals/threads/create/steps/subchannel-members-list.react.js
--- a/web/modals/threads/create/steps/subchannel-members-list.react.js
+++ b/web/modals/threads/create/steps/subchannel-members-list.react.js
@@ -5,7 +5,7 @@
 import { useENSNames } from 'lib/hooks/ens-cache.js';
 import { stringForUser } from 'lib/shared/user-utils.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   ThreadInfo,
 } from 'lib/types/minimally-encoded-thread-permissions-types.js';
 import type { UserListItem } from 'lib/types/user-types.js';
@@ -42,7 +42,7 @@
   );
 
   const filterOutParentMembersWithENSNames = React.useCallback(
-    (members: $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo>) =>
+    (members: $ReadOnlyArray<RelativeMemberInfo>) =>
       members
         .filter(
           user =>
@@ -63,7 +63,7 @@
   );
 
   const filterOutOtherMembersWithENSNames = React.useCallback(
-    (members: $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo>) =>
+    (members: $ReadOnlyArray<RelativeMemberInfo>) =>
       members
         .filter(
           user =>
diff --git a/web/modals/threads/members/change-member-role-modal.react.js b/web/modals/threads/members/change-member-role-modal.react.js
--- a/web/modals/threads/members/change-member-role-modal.react.js
+++ b/web/modals/threads/members/change-member-role-modal.react.js
@@ -12,7 +12,7 @@
 import { otherUsersButNoOtherAdmins } from 'lib/selectors/thread-selectors.js';
 import { roleIsAdminRole } from 'lib/shared/thread-utils.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   ThreadInfo,
 } from 'lib/types/minimally-encoded-thread-permissions-types.js';
 import { values } from 'lib/utils/objects.js';
@@ -27,7 +27,7 @@
 import UnsavedChangesModal from '../../unsaved-changes-modal.react.js';
 
 type ChangeMemberRoleModalProps = {
-  +memberInfo: MinimallyEncodedRelativeMemberInfo,
+  +memberInfo: RelativeMemberInfo,
   +threadInfo: ThreadInfo,
 };
 
diff --git a/web/modals/threads/members/member.react.js b/web/modals/threads/members/member.react.js
--- a/web/modals/threads/members/member.react.js
+++ b/web/modals/threads/members/member.react.js
@@ -12,7 +12,7 @@
 import { stringForUser } from 'lib/shared/user-utils.js';
 import type { SetState } from 'lib/types/hook-types.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   ThreadInfo,
 } from 'lib/types/minimally-encoded-thread-permissions-types.js';
 import { useDispatchActionPromise } from 'lib/utils/redux-promise-utils.js';
@@ -30,7 +30,7 @@
 const commIconComponent = <CommIcon size={18} icon="user-edit" />;
 
 type Props = {
-  +memberInfo: MinimallyEncodedRelativeMemberInfo,
+  +memberInfo: RelativeMemberInfo,
   +threadInfo: ThreadInfo,
   +setOpenMenu: SetState<?string>,
 };
diff --git a/web/modals/threads/members/members-list.react.js b/web/modals/threads/members/members-list.react.js
--- a/web/modals/threads/members/members-list.react.js
+++ b/web/modals/threads/members/members-list.react.js
@@ -8,7 +8,7 @@
 import { useENSNames } from 'lib/hooks/ens-cache.js';
 import { stringForUser } from 'lib/shared/user-utils.js';
 import type {
-  MinimallyEncodedRelativeMemberInfo,
+  RelativeMemberInfo,
   ThreadInfo,
 } from 'lib/types/minimally-encoded-thread-permissions-types.js';
 
@@ -17,7 +17,7 @@
 
 type Props = {
   +threadInfo: ThreadInfo,
-  +threadMembers: $ReadOnlyArray<MinimallyEncodedRelativeMemberInfo>,
+  +threadMembers: $ReadOnlyArray<RelativeMemberInfo>,
 };
 
 function ThreadMembersList(props: Props): React.Node {
@@ -42,7 +42,7 @@
         .map(([letter, users]) => {
           const userList = users
             .sort((a, b) => stringForUser(a).localeCompare(stringForUser(b)))
-            .map((user: MinimallyEncodedRelativeMemberInfo) => (
+            .map((user: RelativeMemberInfo) => (
               <ThreadMember
                 key={user.id}
                 memberInfo={user}
diff --git a/web/modals/threads/members/members-modal.react.js b/web/modals/threads/members/members-modal.react.js
--- a/web/modals/threads/members/members-modal.react.js
+++ b/web/modals/threads/members/members-modal.react.js
@@ -9,7 +9,7 @@
   roleIsAdminRole,
   threadHasPermission,
 } from 'lib/shared/thread-utils.js';
-import type { MinimallyEncodedRelativeMemberInfo } from 'lib/types/minimally-encoded-thread-permissions-types.js';
+import type { RelativeMemberInfo } from 'lib/types/minimally-encoded-thread-permissions-types.js';
 import { threadPermissions } from 'lib/types/thread-permission-types.js';
 import { useRolesFromCommunityThreadInfo } from 'lib/utils/role-utils.js';
 
@@ -55,7 +55,7 @@
   const allMembers = React.useMemo(
     () =>
       threadMembersNotFiltered.filter(
-        (member: MinimallyEncodedRelativeMemberInfo) =>
+        (member: RelativeMemberInfo) =>
           searchText.length === 0 || userIDs.includes(member.id),
       ),
     [searchText.length, threadMembersNotFiltered, userIDs],
@@ -64,7 +64,7 @@
   const roles = useRolesFromCommunityThreadInfo(threadInfo, allMembers);
   const adminMembers = React.useMemo(
     () =>
-      allMembers.filter((member: MinimallyEncodedRelativeMemberInfo) =>
+      allMembers.filter((member: RelativeMemberInfo) =>
         roleIsAdminRole(roles.get(member.id)),
       ),
     [allMembers, roles],