diff --git a/src/pages/Instruction.tsx b/src/pages/Instruction.tsx
index 71d9872..f66f32a 100644
--- a/src/pages/Instruction.tsx
+++ b/src/pages/Instruction.tsx
@@ -3,7 +3,7 @@ import { Link } from 'react-router-dom'
 import { useQuery, useQueryClient } from '@tanstack/react-query'
 import { Icon, ruleIcon } from '../components/Icon'
 import { PageHead } from '../components/Page'
-import { BrainPanel, choosable, useDocuments } from './Brain'
+import { choosable, useDocuments } from './Brain'
 import {
   dayName, describeRule, kindLabel, KINDS, LANGUAGES, languageLabel, monthNote, videoCadence, weeklyTarget,
   type ContentKind, type ContentRule, type OutputLanguage, type ResearchRule, type Rule,
@@ -36,14 +36,7 @@ export function InstructionPage() {
   const [agent, setAgent] = useState<AgentState>(EMPTY)
   const [messages, setMessages] = useState<Message[]>([])
   const [saving, setSaving] = useState(false)
-  // Brain material the schedules are made from; none chosen means the whole Brain.
-  const [selected, setSelected] = useState<Set<number>>(new Set())
   const docs = useDocuments()
-  // A chosen document that was deleted, or failed since, no longer counts.
-  const chosenDocs = choosable(docs.data).filter(d => selected.has(d.docId))
-  const chosen = chosenDocs.map(d => d.docId)
-  // How the chat and the plan name the chosen material: by title when there is one.
-  const sources = chosenDocs.length === 1 ? `“${chosenDocs[0].title}”` : chosenDocs.length ? t('brainPanel.nChosen', { n: chosenDocs.length }) : null
   const [phase, setPhase] = useState<Phase>('idle')
   // The live question whose typing has finished, so its reply options can show.
   const [typedLive, setTypedLive] = useState('')
@@ -55,19 +48,16 @@ export function InstructionPage() {
   const later = (fn: () => void, ms: number) => { timers.current.push(window.setTimeout(fn, ms)) }
   useEffect(() => () => timers.current.forEach(clearTimeout), [])
 
-  // The agent sees the current choice, so ticking material in the Brain panel updates its question and plan.
-  const view: AgentState = { ...agent, sources }
-  const question = nextQuestion(view)
+  const question = nextQuestion(agent)
   const ready = agent.items.filter(i => canSchedule(i.rule))
-  // Without a choice the whole Brain is attached, so every ready document counts.
-  const sourceCount = chosen.length || choosable(docs.data).length
-  const tooFewSources = sourceCount < MIN_PRODUCTION_SOURCES && ready.some(i => needsTwoSources(i.rule))
+  // The whole Brain is attached, so every ready document counts.
+  const tooFewSources = choosable(docs.data).length < MIN_PRODUCTION_SOURCES && ready.some(i => needsTwoSources(i.rule))
   const hasContent = agent.items.some(i => i.rule.type === 'content')
   // The agent's current turn: its question, or what it is waiting for. It stays live, so an edit in the plan updates it.
   const live = inLang(lang, () => saving
     ? { text: t('agent.approving'), options: [] as string[] }
     : question
-      ? ask(question, view)
+      ? ask(question, agent)
       : agent.items.length
         ? {
             text: hasContent && agent.language
@@ -89,7 +79,7 @@ export function InstructionPage() {
     // A picked option is in the conversation's language already; typed text may switch it.
     const replyLang = live.options.includes(input) ? lang : chatLangOf(input) ?? lang
     setChatLang(replyLang)
-    const turn = inLang(replyLang, () => respond(view, input))
+    const turn = inLang(replyLang, () => respond(agent, input))
     // The question being answered is kept in the history, with the reply after it.
     setMessages(ms => [...ms, ...(live.text ? [{ role: 'agent' as const, text: live.text }] : []), { role: 'user', text: input.trim() }])
     setText('')
@@ -120,8 +110,8 @@ export function InstructionPage() {
     // One at a time so a failure (e.g. not an organization owner) is reported per schedule.
     for (const { id, rule } of items) {
       try {
-        await createSchedule(rule.type === 'content' ? { ...rule, language } : rule, chosen)
-        done.push({ rule: rule.type === 'content' && chosen.length ? { ...rule, chosen: true } : rule, ok: true })
+        await createSchedule(rule.type === 'content' ? { ...rule, language } : rule)
+        done.push({ rule, ok: true })
         created.add(id)
       } catch (e) {
         done.push({ rule, ok: false, message: (e as Error).message })
@@ -142,76 +132,73 @@ export function InstructionPage() {
     <>
       <PageHead title={t('ins.title')} description={t('ins.description')} />
 
-      <div className="unified-workspace">
-        <BrainPanel selected={selected} onSelect={setSelected} />
-        <div className="ai-column">
-          <div className="card agent-chat">
-            <div className="card-head">
-              <div className="assistant-title">
-                <span><Icon name="spark" /></span>
-                <div><h3>{t('agent.name')}</h3><small>{phase === 'thinking' ? t('agent.statusThinking') : t('agent.status')}</small></div>
-              </div>
+      <div className="ai-workspace">
+        <div className="card agent-chat">
+          <div className="card-head">
+            <div className="assistant-title">
+              <span><Icon name="spark" /></span>
+              <div><h3>{t('agent.name')}</h3><small>{phase === 'thinking' ? t('agent.statusThinking') : t('agent.status')}</small></div>
             </div>
-            <div className="ai-messages" aria-live="polite" ref={chat}>
-              {messages.map((m, i) => (
-                <Bubble key={i} message={m} lang={lang} onTyped={i === messages.length - 1 && phase === 'replying' ? replied : undefined} onType={scroll} />
-              ))}
-              {phase === 'thinking' && <Thinking lang={lang} />}
-              {phase === 'pausing' && <Typing />}
-              {idle && live.text && (
-                <Bubble key={live.text} message={{ role: 'agent', text: live.text, typed: true }} lang={lang} busy={saving}
-                  onTyped={() => setTypedLive(live.text)} onType={scroll} />
-              )}
-            </div>
-            {showOptions && (
-              <div className="prompt-chips appear">
-                {live.options.map((o, i) => (
-                  <button key={o} className={i === 0 && !question && agent.items.length ? 'primary' : undefined} onClick={() => send(o)}>{o}</button>
-                ))}
-              </div>
-            )}
-            <form id="ai-request-form" onSubmit={e => { e.preventDefault(); send(text) }}>
-              <label htmlFor="instruction" className="sr-only">{t('ins.label')}</label>
-              <textarea id="instruction" rows={2} value={text} placeholder={t('agent.placeholder')} disabled={saving}
-                onChange={e => setText(e.target.value)}
-                onKeyDown={e => { if (e.key === 'Enter' && !e.shiftKey && !e.nativeEvent.isComposing) { e.preventDefault(); send(text) } }} />
-              <div className="ai-compose-footer">
-                <small>{t('agent.hint')}</small>
-                <button className="btn primary" type="submit" disabled={!text.trim() || saving || !idle}><Icon name="arrow-right" />{t('agent.send')}</button>
-              </div>
-            </form>
           </div>
+          <div className="ai-messages" aria-live="polite" ref={chat}>
+            {messages.map((m, i) => (
+              <Bubble key={i} message={m} lang={lang} onTyped={i === messages.length - 1 && phase === 'replying' ? replied : undefined} onType={scroll} />
+            ))}
+            {phase === 'thinking' && <Thinking lang={lang} />}
+            {phase === 'pausing' && <Typing />}
+            {idle && live.text && (
+              <Bubble key={live.text} message={{ role: 'agent', text: live.text, typed: true }} lang={lang} busy={saving}
+                onTyped={() => setTypedLive(live.text)} onType={scroll} />
+            )}
+          </div>
+          {showOptions && (
+            <div className="prompt-chips appear">
+              {live.options.map((o, i) => (
+                <button key={o} className={i === 0 && !question && agent.items.length ? 'primary' : undefined} onClick={() => send(o)}>{o}</button>
+              ))}
+            </div>
+          )}
+          <form id="ai-request-form" onSubmit={e => { e.preventDefault(); send(text) }}>
+            <label htmlFor="instruction" className="sr-only">{t('ins.label')}</label>
+            <textarea id="instruction" rows={2} value={text} placeholder={t('agent.placeholder')} disabled={saving}
+              onChange={e => setText(e.target.value)}
+              onKeyDown={e => { if (e.key === 'Enter' && !e.shiftKey && !e.nativeEvent.isComposing) { e.preventDefault(); send(text) } }} />
+            <div className="ai-compose-footer">
+              <small>{t('agent.hint')}</small>
+              <button className="btn primary" type="submit" disabled={!text.trim() || saving || !idle}><Icon name="arrow-right" />{t('agent.send')}</button>
+            </div>
+          </form>
+        </div>
 
-          <div className="card">
-            <div className="card-head"><h3>{t('ins.previewTitle')}</h3><span className="badge neutral">{t('ins.readyCount', { n: ready.length })}</span></div>
-            {agent.items.length === 0 && <div className="empty"><p>{t('agent.planEmpty')}</p></div>}
-            {hasContent && (
-              <label className="plan-language">
-                <span>{t('ins.language')}</span>
-                <select value={agent.language ?? ''} onChange={e => setAgent(s => ({ ...s, language: e.target.value as OutputLanguage }))}>
-                  {!agent.language && <option value="" disabled>{t('ins.languagePending')}</option>}
-                  {LANGUAGES.map(l => <option key={l} value={l}>{languageLabel(l)}</option>)}
-                </select>
-              </label>
-            )}
-            <div className="rule-list">
-              {agent.items.map(({ id, rule }) => (
-                <RuleCard key={id} rule={rule} from={sources ?? undefined} onChange={p => setAgent(s => editRule(s, id, p))} onRemove={() => setAgent(s => removeRule(s, id))} />
-              ))}
-            </div>
-            {ready.length > 0 && (
-              <div className="rule-approve">
-                <small>
-                  <b className="rule-sources"><Icon name="brain" />{chosen.length ? t('ins.sourcesChosen', { n: chosen.length }) : t('ins.sourcesAll')}</b>
-                  {t('ins.approveNote')}
-                  {tooFewSources && <span className="error">{t(chosen.length ? 'ins.tooFewChosen' : 'ins.tooFewInBrain', { n: MIN_PRODUCTION_SOURCES })}</span>}
-                </small>
-                <button className="btn primary" disabled={saving || !idle || tooFewSources} onClick={() => approve()}>
-                  <Icon name="check" />{saving ? t('ins.approving') : t('ins.approve', { n: ready.length })}
-                </button>
-              </div>
-            )}
+        <div className="card">
+          <div className="card-head"><h3>{t('ins.previewTitle')}</h3><span className="badge neutral">{t('ins.readyCount', { n: ready.length })}</span></div>
+          {agent.items.length === 0 && <div className="empty"><p>{t('agent.planEmpty')}</p></div>}
+          {hasContent && (
+            <label className="plan-language">
+              <span>{t('ins.language')}</span>
+              <select value={agent.language ?? ''} onChange={e => setAgent(s => ({ ...s, language: e.target.value as OutputLanguage }))}>
+                {!agent.language && <option value="" disabled>{t('ins.languagePending')}</option>}
+                {LANGUAGES.map(l => <option key={l} value={l}>{languageLabel(l)}</option>)}
+              </select>
+            </label>
+          )}
+          <div className="rule-list">
+            {agent.items.map(({ id, rule }) => (
+              <RuleCard key={id} rule={rule} onChange={p => setAgent(s => editRule(s, id, p))} onRemove={() => setAgent(s => removeRule(s, id))} />
+            ))}
           </div>
+          {ready.length > 0 && (
+            <div className="rule-approve">
+              <small>
+                <b className="rule-sources"><Icon name="brain" />{t('ins.sourcesAll')}</b>
+                {t('ins.approveNote')}
+                {tooFewSources && <span className="error">{t('ins.tooFewInBrain', { n: MIN_PRODUCTION_SOURCES })}</span>}
+              </small>
+              <button className="btn primary" disabled={saving || !idle || tooFewSources} onClick={() => approve()}>
+                <Icon name="check" />{saving ? t('ins.approving') : t('ins.approve', { n: ready.length })}
+              </button>
+            </div>
+          )}
         </div>
       </div>
     </>