diff --git a/cmd/noemad/main.go b/cmd/noemad/main.go
index 1d3c93e..9c88527 100644
--- a/cmd/noemad/main.go
+++ b/cmd/noemad/main.go
@@ -174,10 +174,8 @@ func run() error {
 	deps.Consolidation = &consolidation.Service{DB: db, Memory: deps.Memory, Beliefs: deps.Beliefs, Events: deps.Events, LLM: deps.LLM, Prompts: deps.Prompts, Minds: deps.Minds, Log: log}
 	deps.Dreaming = &dreaming.Service{DB: db, Memory: deps.Memory, Beliefs: deps.Beliefs, Events: deps.Events, LLM: deps.LLM, Prompts: deps.Prompts, Log: log}
 	deps.Reflection = &reflection.Service{DB: db, Events: deps.Events, Beliefs: deps.Beliefs, Goals: deps.Goals, Memory: deps.Memory, Predictions: deps.Predictions, LLM: deps.LLM, Prompts: deps.Prompts, Log: log}
-	registry := brain.NewRegistry().AddProcess(cognition.Attend{}).AddProcess(cognition.Retrieve{}).AddProcess(cognition.Associate{}).AddProcess(cognition.Perceive{}).
-		AddProcess(cognition.GoalMonitor{}).AddProcess(cognition.Curiosity{}).AddProcess(cognition.Metacognition{}).AddProcess(cognition.Act{}).
-		AddHook(cognition.MotivationHook{Store: deps.Motivation}).AddHook(cognition.NarrativeHook{Store: deps.Narrative}).AddHook(cognition.NotifyHook{Store: deps.Notifications})
-	cognition.Handlers{Memory: deps.Memory, Beliefs: deps.Beliefs, Conversations: deps.Conversations, Graph: deps.Graph, Assertions: deps.Assertions}.Register(registry)
+	registry := cognition.NewRegistry(cognition.Stores{Memory: deps.Memory, Beliefs: deps.Beliefs, Conversations: deps.Conversations, Graph: deps.Graph, Assertions: deps.Assertions,
+		Motivation: deps.Motivation, Narrative: deps.Narrative, Notifications: deps.Notifications})
 	brainCfg := brain.Config{DB: db, Events: deps.Events, Minds: deps.Minds, Registry: registry, Pool: scheduler.NewPool(cfg.MaxWorkers),
 		Log: log, Metrics: metrics, Services: brain.Services{Events: deps.Events, Memory: deps.Memory, Beliefs: deps.Beliefs, LLM: deps.LLM, Prompts: deps.Prompts,
 			Goals: deps.Goals, Motivation: deps.Motivation, Predictions: deps.Predictions, Capabilities: deps.Capabilities}}
diff --git a/internal/cognition/registry.go b/internal/cognition/registry.go
new file mode 100644
index 0000000..22a12d3
--- /dev/null
+++ b/internal/cognition/registry.go
@@ -0,0 +1,45 @@
+package cognition
+
+import (
+	"github.com/andydixon/noema/internal/beliefs"
+	"github.com/andydixon/noema/internal/brain"
+	"github.com/andydixon/noema/internal/conversation"
+	"github.com/andydixon/noema/internal/epistemics"
+	"github.com/andydixon/noema/internal/graph"
+	"github.com/andydixon/noema/internal/memory"
+	"github.com/andydixon/noema/internal/motivation"
+	"github.com/andydixon/noema/internal/narrative"
+	"github.com/andydixon/noema/internal/notifications"
+)
+
+// Stores bundles what the default processes, handlers and hooks write to.
+// A nil store disables the parts that depend on it.
+type Stores struct {
+	Memory        *memory.Store
+	Beliefs       *beliefs.Store
+	Conversations *conversation.Store
+	Graph         *graph.Store
+	Assertions    *epistemics.Store
+	Motivation    *motivation.Store
+	Narrative     *narrative.Store
+	Notifications *notifications.Store
+}
+
+// NewRegistry assembles the cognitive registry. The daemon, the test harness
+// and sandbox runtimes all call it, so they run the same cognition and an
+// ablation names the same components everywhere.
+func NewRegistry(s Stores) *brain.Registry {
+	r := brain.NewRegistry().AddProcess(Attend{}).AddProcess(Retrieve{}).AddProcess(Associate{}).AddProcess(Perceive{}).
+		AddProcess(GoalMonitor{}).AddProcess(Curiosity{}).AddProcess(Metacognition{}).AddProcess(Act{})
+	if s.Motivation != nil {
+		r.AddHook(MotivationHook{Store: s.Motivation})
+	}
+	if s.Narrative != nil {
+		r.AddHook(NarrativeHook{Store: s.Narrative})
+	}
+	if s.Notifications != nil {
+		r.AddHook(NotifyHook{Store: s.Notifications})
+	}
+	Handlers{Memory: s.Memory, Beliefs: s.Beliefs, Conversations: s.Conversations, Graph: s.Graph, Assertions: s.Assertions}.Register(r)
+	return r
+}
diff --git a/internal/replay/replaytest/harness.go b/internal/replay/replaytest/harness.go
index f0c88d9..1338576 100644
--- a/internal/replay/replaytest/harness.go
+++ b/internal/replay/replaytest/harness.go
@@ -54,9 +54,7 @@ func NewHarness(t *testing.T) *Harness {
 	for _, c := range capabilities.Builtins() {
 		caps.Registry.Add(c)
 	}
-	reg := brain.NewRegistry().AddProcess(cognition.Attend{}).AddProcess(cognition.Retrieve{}).AddProcess(cognition.Associate{}).AddProcess(cognition.Perceive{}).
-		AddProcess(cognition.GoalMonitor{}).AddProcess(cognition.Curiosity{}).AddProcess(cognition.Metacognition{}).AddProcess(cognition.Act{})
-	cognition.Handlers{Memory: mem, Beliefs: bs, Conversations: conversation.NewStore(pool), Graph: graph.NewStore(pool), Assertions: epistemics.NewStore(pool)}.Register(reg)
+	reg := cognition.NewRegistry(cognition.Stores{Memory: mem, Beliefs: bs, Conversations: conversation.NewStore(pool), Graph: graph.NewStore(pool), Assertions: epistemics.NewStore(pool)})
 	cfg := brain.Config{DB: pool, Events: es, Minds: ms, Registry: reg, Pool: scheduler.NewPool(2), Log: log, Metrics: observability.NewMetrics(),
 		Services: brain.Services{Events: es, Memory: mem, Beliefs: bs, Goals: goals.NewStore(pool), Motivation: motivation.NewStore(pool), Predictions: predictions.NewStore(pool), Capabilities: caps}}
 	ident := &identity.Capturer{DB: pool, Minds: ms}
diff --git a/tests/harness/harness.go b/tests/harness/harness.go
index 28c0146..cc1f079 100644
--- a/tests/harness/harness.go
+++ b/tests/harness/harness.go
@@ -100,9 +100,7 @@ func Start(t *testing.T) *Harness {
 	}
 	group := scheduler.NewGroup(ctx, log)
 	t.Cleanup(func() { group.Stop() })
-	registry := brain.NewRegistry().AddProcess(cognition.Attend{}).AddProcess(cognition.Retrieve{}).AddProcess(cognition.Associate{}).AddProcess(cognition.Perceive{}).
-		AddProcess(cognition.GoalMonitor{}).AddProcess(cognition.Curiosity{}).AddProcess(cognition.Metacognition{}).AddProcess(cognition.Act{})
-	cognition.Handlers{Memory: deps.Memory, Beliefs: deps.Beliefs, Conversations: deps.Conversations, Graph: deps.Graph, Assertions: deps.Assertions}.Register(registry)
+	registry := cognition.NewRegistry(cognition.Stores{Memory: deps.Memory, Beliefs: deps.Beliefs, Conversations: deps.Conversations, Graph: deps.Graph, Assertions: deps.Assertions})
 	deps.Brain = brain.NewManager(brain.Config{DB: pool, Events: deps.Events, Minds: deps.Minds, Registry: registry, Pool: scheduler.NewPool(2), Log: log, Metrics: deps.Metrics,
 		Services: brain.Services{Events: deps.Events, Memory: deps.Memory, Beliefs: deps.Beliefs, LLM: deps.LLM, Prompts: deps.Prompts, Goals: deps.Goals, Motivation: deps.Motivation, Predictions: deps.Predictions, Capabilities: deps.Capabilities}}, group)
 	if err := deps.Brain.Start(ctx); err != nil {