diff --git a/src/propeller/gp.cljc b/src/propeller/gp.cljc
index 55b026d..1ad3f71 100755
--- a/src/propeller/gp.cljc
+++ b/src/propeller/gp.cljc
@@ -16,20 +16,18 @@
   "Reports information each generation."
   [pop generation argmap]
   (let [best (first pop)]
-    (println {:generation            generation
-              :best-plushy           (:plushy best)
-              :best-program          (genome/plushy->push (:plushy best) argmap)
-              :best-total-error      (:total-error best)
-              :best-errors           (:errors best)
-              :best-behaviors        (:behaviors best)
-              :genotypic-diversity   (float (/ (count (distinct (map :plushy pop))) (count pop)))
-              :behavioral-diversity  (float (/ (count (distinct (map :behaviors pop))) (count pop)))
-              :average-genome-length (float (/ (reduce + (map count (map :plushy pop))) (count pop)))
-              :average-total-error   (float (/ (reduce + (map :total-error pop)) (count pop)))})
+    (clojure.pprint/pprint {:generation            generation
+                            :best-plushy           (:plushy best)
+                            :best-program          (genome/plushy->push (:plushy best) argmap)
+                            :best-total-error      (:total-error best)
+                            :best-errors           (:errors best)
+                            :best-behaviors        (:behaviors best)
+                            :genotypic-diversity   (float (/ (count (distinct (map :plushy pop))) (count pop)))
+                            :behavioral-diversity  (float (/ (count (distinct (map :behaviors pop))) (count pop)))
+                            :average-genome-length (float (/ (reduce + (map count (map :plushy pop))) (count pop)))
+                            :average-total-error   (float (/ (reduce + (map :total-error pop)) (count pop)))})
     (println)))
 
-;; clojure.pprint/pprint
-
 (defn gp
   "Main GP loop."
   [{:keys [population-size max-generations error-function instructions