diff --git a/src/components/DistBuilder.re b/src/components/DistBuilder.re
index 70dde01d..c2a01b86 100644
--- a/src/components/DistBuilder.re
+++ b/src/components/DistBuilder.re
@@ -165,7 +165,7 @@ let make = () => {
       ~onSubmit=({state}) => {None},
       ~initialState={
         guesstimatorString: "mm(5 to 20, floor(normal(20,2)), [.5, .5])",
-        domainType: "LeftLimited",
+        domainType: "Complete",
         xPoint: 50.0,
         xPoint2: 60.0,
         excludingProbabilityMass2: 0.5,
diff --git a/src/interface/FormBuilder.re b/src/interface/FormBuilder.re
index aa6db47c..35f61608 100644
--- a/src/interface/FormBuilder.re
+++ b/src/interface/FormBuilder.re
@@ -21,30 +21,28 @@ let propValue = (t: Prop.Value.t) => {
     let newDistribution =
       DistPlusIngredients.toDistPlus(
         ~sampleCount=2000,
-        ~outputXYPoints=2000,
-        ~truncateTo=Some(100),
+        ~outputXYPoints=1000,
+        ~truncateTo=Some(500),
         r,
       );
     switch (newDistribution) {
     | Some(distribution) =>
-      <div>
-        <DistPlusPlot distPlus=distribution />
-        <input
-          readOnly=true
-          className="shadow appearance-none border w-1/3 rounded py-2 px-3 text-gray-700 leading-tight focus:outline-none focus:shadow-outline"
-          value={r.guesstimatorString}
-        />
-        <select
-          defaultValue="years"
-          readOnly=true
-          className="appearance-none w-32 bg-white border border-gray-400 hover:border-gray-500 px-4 py-2 pr-8 rounded shadow leading-tight focus:outline-none focus:shadow-outline">
-          <option> {"years" |> ReasonReact.string} </option>
-        </select>
-        <div
-          className="w-1/3 border w-1/2 rounded py-2 px-3 text-gray-700 leading-tight focus:outline-none focus:shadow-outline bg-white">
-          {"30 to infinity, 80% mass" |> ReasonReact.string}
-        </div>
-      </div>
+      <div> <DistPlusPlot distPlus=distribution /> </div>
+    // <input
+    //   readOnly=true
+    //   className="shadow appearance-none border w-1/3 rounded py-2 px-3 text-gray-700 leading-tight focus:outline-none focus:shadow-outline"
+    //   value={r.guesstimatorString}
+    // />
+    // <select
+    //   defaultValue="years"
+    //   readOnly=true
+    //   className="appearance-none w-32 bg-white border border-gray-400 hover:border-gray-500 px-4 py-2 pr-8 rounded shadow leading-tight focus:outline-none focus:shadow-outline">
+    //   <option> {"years" |> ReasonReact.string} </option>
+    // </select>
+    // <div
+    //   className="w-1/3 border w-1/2 rounded py-2 px-3 text-gray-700 leading-tight focus:outline-none focus:shadow-outline bg-white">
+    //   {"30 to infinity, 80% mass" |> ReasonReact.string}
+    // </div>
     | None => "Something went wrong" |> ReasonReact.string
     };
   | FloatCdf(_) => <div />
diff --git a/src/interface/Prop.re b/src/interface/Prop.re
index cd7a78a2..95a27f38 100644
--- a/src/interface/Prop.re
+++ b/src/interface/Prop.re
@@ -236,6 +236,23 @@ module TypeWithMetadata = {
       ~assumptionType=PRIMARY_INPUT,
       (),
     );
+
+  let sex =
+    make(
+      ~id="sex",
+      ~name="Sex",
+      ~description=None,
+      ~type_=
+        SelectSingle({
+          options: [
+            {id: "male", name: "Male"},
+            {id: "female", name: "Female"},
+          ],
+          default: Some("female"),
+        }),
+      ~assumptionType=PRIMARY_INPUT,
+      (),
+    );
 };
 
 module Model = {
diff --git a/src/models/Human.re b/src/models/Human.re
index 706618a0..7b9bb846 100644
--- a/src/models/Human.re
+++ b/src/models/Human.re
@@ -21,7 +21,8 @@ module Interface = {
 
   let run = (p: array(option(Prop.Value.t))) => {
     switch (p) {
-    | [|Some(FloatPoint(age))|] => Some(Model.make(age))
+    | [|Some(FloatPoint(age)), Some(SelectSingle(sex))|] =>
+      Some(Model.make(age))
     | _ => None
     };
   };
@@ -34,7 +35,7 @@ module Interface = {
       description: "When will you die?",
       version: "1.0.0",
       author: "Ozzie Gooen",
-      inputTypes: [|TypeWithMetadata.age|],
+      inputTypes: [|TypeWithMetadata.age, TypeWithMetadata.sex|],
       outputTypes: [||],
       run,
     };