diff --git a/apps/dashboard/src/app/(dashboard)/incidents/client.tsx b/apps/dashboard/src/app/(dashboard)/incidents/client.tsx
index be78aa5d..b67b5609 100644
--- a/apps/dashboard/src/app/(dashboard)/incidents/client.tsx
+++ b/apps/dashboard/src/app/(dashboard)/incidents/client.tsx
@@ -70,6 +70,7 @@ export function Client() {
             </EmptyStateDescription>
           </EmptyStateContainer>
         ) : (
+          // incident.list already sorts open first, then newest declared.
           <DataTable columns={columns} data={incidents} />
         )}
       </Section>
diff --git a/apps/dashboard/src/components/data-table/managed-incidents/columns.tsx b/apps/dashboard/src/components/data-table/managed-incidents/columns.tsx
index bff0a6bd..138712dc 100644
--- a/apps/dashboard/src/components/data-table/managed-incidents/columns.tsx
+++ b/apps/dashboard/src/components/data-table/managed-incidents/columns.tsx
@@ -7,6 +7,7 @@ import { formatDistanceStrict } from "date-fns";
 
 import { Link } from "@/components/common/link";
 import { TableCellDate } from "@/components/data-table/table-cell-date";
+import { TableCellLink } from "@/components/data-table/table-cell-link";
 import { TableCellNumber } from "@/components/data-table/table-cell-number";
 import { TableCellText } from "@/components/data-table/table-cell-text";
 import {
@@ -97,4 +98,18 @@ export const columns: ColumnDef<ManagedIncident>[] = [
     ),
     meta: { cellClassName: "max-w-[200px] truncate" },
   },
+  {
+    id: "slack",
+    header: "Slack",
+    cell: ({ row }) => {
+      const { slackTeamId, slackChannelId } = row.original;
+      const bound = slackTeamId && slackChannelId;
+      return (
+        <TableCellLink
+          value={bound ? "Open channel" : null}
+          href={`https://app.slack.com/client/${slackTeamId}/${slackChannelId}`}
+        />
+      );
+    },
+  },
 ];
diff --git a/apps/dashboard/src/components/forms/incident/form.tsx b/apps/dashboard/src/components/forms/incident/form.tsx
index 16f625ec..f8640933 100644
--- a/apps/dashboard/src/components/forms/incident/form.tsx
+++ b/apps/dashboard/src/components/forms/incident/form.tsx
@@ -44,7 +44,13 @@ const schema = z.object({
   severity: z.enum(incidentSeverity),
   summary: z.string().max(4000),
   commanderId: z.string(),
-  startedAt: z.string().min(1, "Start time is required."),
+  startedAt: z
+    .string()
+    .min(1, "Start time is required.")
+    .refine(
+      (value) => new Date(value) <= new Date(),
+      "Start time cannot be in the future.",
+    ),
   statusReportId: z.string(),
 });
 
@@ -84,6 +90,8 @@ export function FormDeclareIncident({
       title: "",
       severity: "major",
       summary: "",
+      // user.get is prefetched in the dashboard layout, so it is hydrated
+      // before the sheet can mount and the default is never NONE for members.
       commanderId: user ? String(user.id) : NONE,
       startedAt: toLocalInput(new Date()),
       statusReportId: NONE,