diff --git a/eo/src/eo b/eo/src/eo
index b77e9bf2c..55c070857 100644
--- a/eo/src/eo
+++ b/eo/src/eo
@@ -85,6 +85,7 @@
 #include "eoEvalKeepBest.h"
 #include "eoEvalTimeThrowException.h"
 #include "eoEvalUserTimeThrowException.h"
+#include "eoEvalPrint.h"
 
 // Continuators - all include eoContinue.h
 #include "eoCombinedContinue.h"
diff --git a/eo/src/eoEvalPrint.h b/eo/src/eoEvalPrint.h
new file mode 100644
index 000000000..7b151b8fc
--- /dev/null
+++ b/eo/src/eoEvalPrint.h
@@ -0,0 +1,23 @@
+
+template< class EOT>
+class eoEvalPrint: public eoEvalFunc<EOT>
+{
+    protected:
+        std::ostream& _out;
+        eoEvalFunc<EOT>& _eval;
+        std::string _sep;
+
+    public:
+
+        eoEvalPrint(eoEvalFunc<EOT>& eval, std::ostream& out=std::cout, std::string sep="\n") :
+            _out(out),
+            _eval(eval),
+            _sep(sep)
+        {}
+
+        void operator()( EOT& sol )
+        {
+            _eval(sol);
+            _out << sol << _sep;
+        }
+};