diff --git a/knowledge_map.py b/knowledge_map.py
index d1646d0..51bbaee 100644
--- a/knowledge_map.py
+++ b/knowledge_map.py
@@ -24,10 +24,33 @@
 R = 9
 
 
+LABEL_W = 26  # chars per label line; two lines fit inside ROW_H, then ellipsize
+LABEL_LINES = 2
+
+
 def _esc(s: str) -> str:
     return str(s).replace("&", "&amp;").replace("<", "&lt;").replace(">", "&gt;").replace('"', "&quot;")
 
 
+def _wrap_label(title: str, width: int = LABEL_W, max_lines: int = LABEL_LINES) -> list[str]:
+    """Word-wrap a node label to at most max_lines; only the last line ellipsizes."""
+    words = title.split()
+    lines: list[str] = []
+    cur = ""
+    for i, w in enumerate(words):
+        cand = (cur + " " + w).strip()
+        if len(cand) <= width or not cur:
+            cur = cand
+            continue
+        lines.append(cur)
+        cur = w
+        if len(lines) == max_lines - 1:
+            cur = " ".join(words[i:])
+            break
+    lines.append(cur)
+    return [ln if len(ln) <= width else ln[: width - 1] + "…" for ln in lines if ln]
+
+
 def _depths(slugs: list[str], links: list[dict]) -> dict[str, int]:
     """Column per node = longest prerequisite chain below it (cycle-guarded)."""
     keep = set(slugs)
@@ -99,10 +122,16 @@ def render_map(pages: list[dict], links: list[dict], cap: int = MAP_CAP) -> str:
         x, y = pos[s]
         p = by_slug[s]
         fill = TIER_FILL.get(p["tier"], TIER_FILL["novice"])
-        title = p["title"][:22] + ("…" if len(p["title"]) > 22 else "")
-        parts.append(f'<circle cx="{x}" cy="{y}" r="{R}" fill="{fill}" fill-opacity="0.9"/>')
+        lines = _wrap_label(p["title"]) or [""]
+        parts.append(
+            f'<circle cx="{x}" cy="{y}" r="{R}" fill="{fill}" fill-opacity="0.9">'
+            f"<title>{_esc(p['title'])}</title></circle>"
+        )
         due = f' <tspan fill="{TIER_FILL["novice"]}">·{p["due_cards"]} due</tspan>' if p.get("due_cards") else ""
-        parts.append(f'<text x="{x + R + 6}" y="{y + 4}" fill="{TEXT}">{_esc(title)}{due}</text>')
+        tx = x + R + 6
+        ty = y + 4 if len(lines) == 1 else y - 2
+        tspans = "".join(f'<tspan x="{tx}" dy="13">{_esc(ln)}</tspan>' for ln in lines[1:])
+        parts.append(f'<text x="{tx}" y="{ty}" fill="{TEXT}">{_esc(lines[0])}{tspans}{due}</text>')
 
     parts.append("</svg>")
     return "\n".join(parts)
diff --git a/protoagent.plugin.yaml b/protoagent.plugin.yaml
index 9925dad..6cd2761 100644
--- a/protoagent.plugin.yaml
+++ b/protoagent.plugin.yaml
@@ -3,7 +3,7 @@
 # (tests/test_packaging.py enforces it).
 id: learning_wiki
 name: Learning Wiki
-version: 0.3.2
+version: 0.3.3
 description: >-
   An adaptive learning wiki: the agent maintains a persistent, interlinked wiki
   of concept pages (Karpathy's LLM-wiki pattern) PLUS a learner ledger — per-concept
diff --git a/pyproject.toml b/pyproject.toml
index acc9795..ac045c4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "learning-wiki"
-version = "0.3.2"
+version = "0.3.3"
 description = "Adaptive learning-wiki plugin for protoAgent: LLM-maintained wiki + learner ledger + FSRS spaced review."
 requires-python = ">=3.11"
 
diff --git a/tests/test_map.py b/tests/test_map.py
index fe18c08..b379cfb 100644
--- a/tests/test_map.py
+++ b/tests/test_map.py
@@ -52,3 +52,19 @@ def test_cap_limits_nodes_and_due_badges_render():
 def test_titles_are_escaped():
     svg = render_map([_page("x") | {"title": 'a<b>&"c'}], [])
     assert "<b>" not in svg and "&amp;" in svg
+
+
+def test_long_titles_wrap_instead_of_truncating():
+    svg = render_map([_page("x") | {"title": "Agent Failure Modes (Overview)"}], [])
+    # Wrapped onto a second tspan line, nothing chopped mid-title.
+    assert 'dy="13">(Overview)</tspan>' in svg
+    assert "Agent Failure Modes" in svg
+    assert "…" not in svg
+    # Full title available as a hover tooltip on the node.
+    assert "<title>Agent Failure Modes (Overview)</title>" in svg
+
+
+def test_short_titles_stay_single_line():
+    svg = render_map([_page("x") | {"title": "Softmax"}], [])
+    assert 'dy="13"' not in svg
+    assert ">Softmax<" in svg
diff --git a/tools.py b/tools.py
index 8bc4ca0..7135ad9 100644
--- a/tools.py
+++ b/tools.py
@@ -236,12 +236,12 @@ def wiki_export(out_dir: str = "", format: str = "markdown") -> str:
             if format == "archive":
                 target = out_dir or str(_data_dir(cfg) / "export")
                 res = get_store().export_archive(Path(target) / "wiki-archive.json")
-                return _ok(**res)
+                return _ok(format="archive", **res)
             if format != "markdown":
                 return _err("format must be 'markdown' or 'archive'")
             target = out_dir or str(_data_dir(cfg) / "export")
             n = get_store().export_markdown(target)
-            return _ok(dir=target, files=n)
+            return _ok(format="markdown", dir=target, files=n)
         except Exception as e:  # noqa: BLE001
             return _err(e)
 
diff --git a/view.py b/view.py
index 39759ed..b1d320e 100644
--- a/view.py
+++ b/view.py
@@ -127,6 +127,19 @@
     return out.join("\n");
   }
 
+  // The reader renders page.title as its own heading, and filed pages usually
+  // open with the same text as an H1 — drop that leading H1 when it matches,
+  // so titles don't render twice. A deliberately different H1 is kept.
+  function stripDupTitle(src, title){
+    const lines = String(src || "").split("\n");
+    let i = 0;
+    while (i < lines.length && lines[i].trim() === "") i++;
+    const m = (lines[i] || "").match(/^#\s+(.*)$/);
+    if (m && m[1].trim().toLowerCase() === String(title || "").trim().toLowerCase())
+      return lines.slice(i + 1).join("\n");
+    return src;
+  }
+
   async function api(path){
     // RULES 2+3 — gated data via the kit's slug-aware authed fetch.
     const r = await kit.apiFetch(path);
@@ -163,7 +176,7 @@
           ${mis.length ? `<span class="pill">⚠ ${mis.length} open misconception(s)</span>` : ""}
           <span>updated ${esc((page.updated_at || "").slice(0, 10))}</span>
         </div>
-        <div class="md"><h2>${esc(page.title)}</h2>${md(page.content_md || "*stub — nothing filed yet*")}</div>
+        <div class="md"><h2>${esc(page.title)}</h2>${md(stripDupTitle(page.content_md, page.title) || "*stub — nothing filed yet*")}</div>
         <div class="links">
           ${page.links.length ? `<div class="h">Links</div>` + page.links.map(linkRow).join(" ") : ""}
           ${page.backlinks.length ? `<div class="h" style="margin-top:8px">Referenced by</div>` + page.backlinks.map(linkRow).join(" ") : ""}