diff --git a/tempo_embeddings/visualization/jscatter.py b/tempo_embeddings/visualization/jscatter.py
index 7a12f7c..70a991e 100644
--- a/tempo_embeddings/visualization/jscatter.py
+++ b/tempo_embeddings/visualization/jscatter.py
@@ -175,7 +175,7 @@ def get_widgets(self) -> list[widgets.Widget]:
             _widgets.append(self._cluster_button())
 
         _widgets.append(self._top_words_button())
-        _widgets.append(self._plot_by_label_button())
+        _widgets.append(self._plot_by_field_button())
 
         return _widgets
 
@@ -233,9 +233,8 @@ def cluster(button):  # pragma: no cover
 
         return button
 
-    def _plot_by_label_button(self) -> widgets.Button:
+    def _plot_by_field_button(self) -> widgets.Button:
         field = "year"
-        groups_field = "label"
 
         window_size_slider = widgets.BoundedIntText(
             value=5,
@@ -244,35 +243,48 @@ def _plot_by_label_button(self) -> widgets.Button:
             description="Rolling Window over Years:",
             layout={"width": "max-content"},
         )
+        # TODO: update option to match selection
+        groups_field_selector = widgets.Dropdown(
+            description="Field to plot",
+            options=self._df.columns,
+            value="label",
+            layout={"width": "max-content"},
+        )
+
         corpus_per_year = self._df[field].value_counts()
 
-        def _plot_labels(b):
-            for label, group in self._df.loc[self._plot_widgets.selected()].groupby(
-                groups_field
-            ):
-                window = window_size_slider.value
-                if label != OUTLIERS_LABEL:
-                    s = (
-                        (group[field].value_counts() / corpus_per_year)
-                        .sort_index()
-                        .rolling(window)
-                        .mean()
-                    )
-                    s.name = label
-                    ax = s.plot(kind="line", legend=label)
-                    ax.set_title(
-                        f"Relative Frequency of {field} by {groups_field} (Rolling Window over {window} {field}s)"
-                    )
-                    ax.set_xlabel(field)
-                    ax.set_ylabel("Relative Frequency")
+        def _plot_by_field(b):
+            _selection = self._df.loc[self._plot_widgets.selected()]
+            groups_field = groups_field_selector.value
+
+            if groups_field in _selection.columns:
+                for label, group in _selection.groupby(groups_field):
+                    window = window_size_slider.value
+                    if label != OUTLIERS_LABEL:
+                        _series = (
+                            (group[field].value_counts() / corpus_per_year)
+                            .sort_index()
+                            .rolling(window)
+                            .mean()
+                        )
+                        _series.name = label
+                        ax = _series.plot(kind="line", legend=label)
+                        ax.set_title(
+                            f"Relative Frequency by '{groups_field}' (Rolling Window over {window} {field}s)"
+                        )
+                        ax.set_xlabel(field)
+                        ax.set_ylabel("Relative Frequency")
+            else:
+                # TODO: this should never happen if the dropdown is updated
+                raise ValueError(f"Field '{groups_field}' not found in selection.")
 
         button = widgets.Button(
             description="Plot by Corpus",
             tooltip="Plot (selected) corpora frequencies over years by Corpus",
         )
-        button.on_click(_plot_labels)
+        button.on_click(_plot_by_field)
 
-        return widgets.HBox((button, window_size_slider))
+        return widgets.HBox((button, window_size_slider, groups_field_selector))
 
     def _top_words_button(self) -> widgets.Button:
         def _show_top_words(b):  # pragma: no cover
diff --git a/tests/unit/visualization/test_jscatter.py b/tests/unit/visualization/test_jscatter.py
index 0bfd07e..1138448 100644
--- a/tests/unit/visualization/test_jscatter.py
+++ b/tests/unit/visualization/test_jscatter.py
@@ -7,6 +7,7 @@
 from ipywidgets.widgets import (
     BoundedIntText,
     Button,
+    Dropdown,
     HBox,
     SelectionRangeSlider,
     SelectMultiple,
@@ -188,7 +189,8 @@ def test_plot_button(self, corpus):
         visualizer = JScatterVisualizer([corpus])
         widgets = visualizer.get_widgets()
 
-        assert [type(w) for w in widgets[-1].children] == [Button, BoundedIntText]
+        expected_widgets = [Button, BoundedIntText, Dropdown]
+        assert [type(w) for w in widgets[-1].children] == expected_widgets
 
         button = widgets[-1].children[0]