diff --git a/allsessions.php b/allsessions.php
index 5b87698..c51e731 100644
--- a/allsessions.php
+++ b/allsessions.php
@@ -1,5 +1,7 @@
 <?php
-$MY_TITLE = "Schedule & Sessions";
-$MY_CRUMB = "Schedule & Sessions";
-$CONTENT = '<activitylist :itineraryview="1" :show_all_sessions="true"></activitylist>';
+$MY_TITLE = "All Sessions";
+$MY_CRUMB = "All Sessions";
+$timeslot_config = file_exists('schedule_timeslots.json') ? json_decode(file_get_contents('schedule_timeslots.json'), true) : [];
+$config_js = '<script>window.TIMESLOT_CONFIG = ' . json_encode($timeslot_config) . ';</script>';
+$CONTENT = '<div id="timeslot-config" class="hidden"></div><activitylist :itineraryview="0" :static="1" :show_all_sessions="true"></activitylist>';
 include 'layout.php';
diff --git a/index.php b/index.php
index 14c1549..c59a1d0 100644
--- a/index.php
+++ b/index.php
@@ -1,5 +1,7 @@
 <?php
 $MY_TITLE = "Schedule & Sessions";
 $MY_CRUMB = "My Schedule";
-$CONTENT = '<activitylist :itineraryview="1" :show_all_sessions="true"></activitylist>';
+$timeslot_config = file_exists('schedule_timeslots.json') ? json_decode(file_get_contents('schedule_timeslots.json'), true) : [];
+$config_js = '<script>window.TIMESLOT_CONFIG = ' . json_encode($timeslot_config) . ';</script>';
+$CONTENT = $config_js . '<div id="timeslot-config" class="hidden"></div><activitylist :itineraryview="1" :show_all_sessions="true"></activitylist>';
 include 'layout.php';
diff --git a/js/dir_app.js b/js/dir_app.js
index b93c9e9..c59c7d3 100644
--- a/js/dir_app.js
+++ b/js/dir_app.js
@@ -855,12 +855,24 @@ const ActivityEditor = Vue.component('activityedit', {
 // 
 // 
 // 
+// Empty time slot card
+const EmptySlotCard = Vue.component('emptyslotcard', {
+  props: ['label'],
+  template: `<button
+      class="w-full border-4 border-dashed border-blue-300 bg-blue-50 text-blue-800 rounded-xl py-6 px-4 flex flex-col items-center justify-center gap-2 hover:bg-blue-100 hover:border-blue-400 transition"
+      @click="$emit('select')">
+      <span class="text-4xl font-black leading-none">+</span>
+      <span class="text-lg font-semibold uppercase tracking-wide">{{ label || 'Signup' }}</span>
+    </button>`
+})
+
+
 const ActivityList = Vue.component('activitylist', {
   props: [ 'itineraryview','static','show_all_sessions' ],
   data: function () {
     return { activities:[], mysessions:[], search:'', sortby:'starttime', reversed:false, my_ses_ids:[], my_host_ids:[], 
              show_filters: 'all', expanded: 1, editing: -1, active:-1, hosts:{}, selectedSlotKey: null,
-             hosts_by_sesid: {},  options:{}, conference:{}, ay:{}, conf:-1, survey_on:0, zoom_on:1, cancelingIds:[],            } },
+             hosts_by_sesid: {},  options:{}, conference:{}, ay:{}, conf:-1, survey_on:0, zoom_on:1, cancelingIds:[], timeslotConfig:null,            } },
   mounted: function() { 
         this.fetch_myevents()
   },
@@ -919,8 +931,10 @@ const ActivityList = Vue.component('activitylist', {
       mode_string: function(a) { if (this.$root.active) { return _.findWhere(this.$root.modes_menu, { 'id': a.mode })['string'] } return a.mode },
       get_day_title: function(day) { 
           var d = dayjs(day, 'MMM DD YYYY')
-          convertedDateString = d.format('YYYY-MM-DD')
-          return _.findWhere( this.conference, {date1:convertedDateString} ).title 
+          var convertedDateString = d.format('YYYY-MM-DD')
+          var found = _.findWhere( this.conference, {date1:convertedDateString} )
+          if (found && found.title) { return found.title }
+          return ''
       },
       month_year: function(d) { var b = this.$root.$dj(d).format('MMM D YYYY'); return b },
       setsort: function(ss) { 
@@ -950,6 +964,7 @@ const ActivityList = Vue.component('activitylist', {
                        self.survey_on = parseInt( _.findWhere(self.options, { label:'survey_on' }).value )
                        self.zoom_on = parseInt( _.findWhere(self.options, { label:'zoom_on' }).value )
                        self.active = 1
+                       self.loadTimeslots()
                        self.$forceUpdate(); 
                        
                    } )
@@ -978,6 +993,7 @@ const ActivityList = Vue.component('activitylist', {
     },
     sessionsForSlot: function(slot) {
         var self=this;
+        if (slot.presetSessions && slot.presetSessions.length) { return []; }
         return _.chain(this.activities_for_slots)
             .filter(function(item) { return self.slotKeyFromStart(item.starttime) === slot.key; })
             .sortBy('starttime')
@@ -990,6 +1006,23 @@ const ActivityList = Vue.component('activitylist', {
         }
         self.clearSlot();
     },
+    slotPresets: function(slot) { return slot.presetSessions || []; },
+    slotHasPreset: function(slot) { return (slot.presetSessions && slot.presetSessions.length>0); },
+    loadTimeslots: function() {
+        var self=this;
+        if (window.TIMESLOT_CONFIG) {
+            self.timeslotConfig = window.TIMESLOT_CONFIG;
+            return;
+        }
+        fetch('schedule_timeslots.json').then(function(resp) {
+            if (!resp.ok) { throw new Error('timeslot fetch'); }
+            return resp.json();
+        }).then(function(json) {
+            self.timeslotConfig = json;
+        }).catch(function(e) {
+            console.warn('No schedule_timeslots.json found or unreadable', e);
+        });
+    },
     isCanceling: function(id) { return this.cancelingIds.includes(id) },
     filtered: function(ff, opts = { applySearch: true, applySlot: false }) {
         var self = this
@@ -1028,6 +1061,28 @@ const ActivityList = Vue.component('activitylist', {
       timeSlotsByDay: function() { 
         if (this.active < 1) { return {}; }
         var self=this;
+        if (this.timeslotConfig && this.timeslotConfig.versions && this.timeslotConfig.days) {
+            var res = {};
+            _.each(this.timeslotConfig.days, function(versionKey, dayStr) {
+                var version = self.timeslotConfig.versions[versionKey];
+                if (!version || !version.slots) { return; }
+                var dayLabel = dayjs(dayStr).format('MMM D YYYY');
+                res[dayLabel] = _.map(version.slots, function(slot) {
+                    var start = dayjs(dayStr + ' ' + slot.start);
+                    var end = dayjs(dayStr + ' ' + slot.end);
+                    return {
+                        key: dayStr + 'T' + slot.start,
+                        startLabel: start.isValid() ? start.format('h:mma') : slot.start,
+                        endLabel: end.isValid() ? end.format('h:mma') : slot.end,
+                        dayLabel: dayLabel,
+                        presetSessions: slot.sessions || [],
+                        version: versionKey,
+                        versionLabel: version.label || versionKey
+                    };
+                });
+            });
+            return res;
+        }
         var grouped = _.groupBy(this.activities_for_slots, function(x) { return self.month_year(x.starttime) });
         return _.mapObject(grouped, function(list) { 
             return _.chain(list)
@@ -1038,7 +1093,10 @@ const ActivityList = Vue.component('activitylist', {
                         key: self.slotKeyFromStart(item.starttime),
                         startLabel: start.format('h:mma'),
                         endLabel: self.addTime(item.starttime, item.length),
-                        dayLabel: self.month_year(item.starttime)
+                        dayLabel: self.month_year(item.starttime),
+                        presetSessions: [],
+                        version: null,
+                        versionLabel: null,
                     };
                 })
                 .uniq(false, function(slot) { return slot.key; })
@@ -1086,7 +1144,19 @@ const ActivityList = Vue.component('activitylist', {
           </div>
 
           <div class="flex-1">
-            <div v-if="slotSelection(slot).length" class="space-y-2">
+            <div v-if="slotHasPreset(slot)" class="space-y-2">
+              <div v-for="sel in slotPresets(slot)" :key="sel.title" class="border-b last:border-none pb-2 last:pb-0">
+                <div class="font-semibold text-gray-900">{{ sel.title }}</div>
+                <div class="text-sm text-gray-600">
+                  <span v-if="sel.audience" class="mr-2 capitalize">{{ sel.audience }} meeting</span>
+                  <span v-if="sel.location">at {{ sel.location }}</span>
+                  <span v-if="sel.mode">· {{ sel.mode }}</span>
+                </div>
+                <div v-if="sel.notes" class="text-xs text-gray-500 mt-1">{{ sel.notes }}</div>
+              </div>
+            </div>
+
+            <div v-else-if="slotSelection(slot).length" class="space-y-2">
               <div v-for="sel in slotSelection(slot)" :key="sel.id" :class="['border-b last:border-none pb-2 last:pb-0 transition-opacity duration-300', isCanceling(sel.id) ? 'opacity-40' : '']">
                 <div class="font-semibold text-gray-900">{{ sel.title }}</div>
                 <div class="text-sm text-gray-600">
@@ -1099,13 +1169,11 @@ const ActivityList = Vue.component('activitylist', {
               <button class="mt-1 text-sm text-blue-600 hover:underline" @click="selectSlot(slot)">Change selection</button>
             </div>
             <div v-else class="mt-1">
-              <button class="w-full border-2 border-dashed border-blue-300 text-blue-700 font-semibold rounded-md py-3 hover:bg-blue-50 text-left px-4" @click="selectSlot(slot)">
-                Pick a session
-              </button>
+              <emptyslotcard label="Signup" @select="selectSlot(slot)"></emptyslotcard>
             </div>
 
             <transition name="slotpanel">
-              <div v-if="selectedSlotKey === slot.key" class="mt-4 border rounded-lg bg-blue-50 border-blue-200 p-4 shadow-inner">
+              <div v-if="selectedSlotKey === slot.key && !slotHasPreset(slot)" class="mt-4 border rounded-lg bg-blue-50 border-blue-200 p-4 shadow-inner">
                 <div class="flex items-start justify-between gap-3 mb-3">
                   <div>
                     <div class="text-sm text-gray-600">Pick for {{ slot.startLabel }} - {{ slot.endLabel }}</div>
@@ -1154,6 +1222,27 @@ const ActivityList = Vue.component('activitylist', {
     </p>
   </div>
 
+  <!-- Simple full list for All Sessions -->
+  <div v-if="!itineraryview && active > 0" class="space-y-6">
+    <div v-for="(items, mmyy) in activities_g_filtered" :key="mmyy">
+      <h3 class="text-xl font-semibold text-gray-800 mb-2">{{ mmyy }} {{ get_day_title(mmyy) }}</h3>
+      <div class="space-y-3">
+        <div v-for="a in items" :key="a.id" class="bg-white border rounded-lg p-4 shadow-sm">
+          <div class="flex justify-between items-start gap-3">
+            <div>
+              <div class="text-sm text-gray-500">{{ $root.$dj(a.starttime).format('h:mma') }} - {{ addTime(a.starttime, a.length) }}</div>
+              <h4 class="text-lg font-semibold text-gray-900">{{ a.title }}</h4>
+              <p class="text-sm text-gray-700 mt-1" v-html="a.desc"></p>
+              <p class="text-xs uppercase text-gray-500 mt-2">{{ mode_string(a) }}</p>
+              <p class="text-sm text-gray-600" v-if="a.location_irl">Location: {{ a.location_irl }}</p>
+              <p class="text-sm text-blue-600" v-if="a.location">Link: <a :href="a.location" class="underline">{{ a.location }}</a></p>
+            </div>
+          </div>
+        </div>
+      </div>
+    </div>
+  </div>
+
 </div>
 
 
diff --git a/layout.php b/layout.php
index b0687ae..d82dc13 100644
--- a/layout.php
+++ b/layout.php
@@ -13,6 +13,7 @@ require_once('semester.php');
 if (!isset($MY_TITLE)) $MY_TITLE = "Untitled Page";
 if (!isset($MY_CRUMB)) $MY_CRUMB = $MY_TITLE;
 if (!isset($CONTENT)) $CONTENT = "<p>No content provided.</p>";
+$DIR_APP_VER = file_exists('js/dir_app.js') ? filemtime('js/dir_app.js') : time();
 
 $MY_PATH = $_SERVER['PHP_SELF'];
 $MOD_DATE = file_exists(__FILE__) ? date("F d Y H:i.", filemtime(__FILE__)) : "(unknown)";
@@ -25,6 +26,7 @@ $MOD_DATE = file_exists(__FILE__) ? date("F d Y H:i.", filemtime(__FILE__)) : "(
   <script src="js/tailwind.js"></script>
   <script src="js/vue27max.js"></script>
   <script src="js/intranet_libs.js"/></script>
+  <?php if (isset($config_js)) { echo $config_js; } ?>
   <link rel="stylesheet" type="text/css" href="style.css" />
 </head>
 <body class="bg-gray-100 min-h-screen">
@@ -73,7 +75,7 @@ $MOD_DATE = file_exists(__FILE__) ? date("F d Y H:i.", filemtime(__FILE__)) : "(
   <br /> &nbsp; 
   <br /> &nbsp; 
     <script src="js/intranet_libs_bottom.js"/></script>
-    <script src="js/dir_app.js"></script>
+    <script src="js/dir_app.js?v=<?= $DIR_APP_VER ?>"></script>
     <script src="<?= $XTRAJS ?>"></script>
 </body>
 </html>