diff --git a/eo/src/utils/eoCheckPoint.h b/eo/src/utils/eoCheckPoint.h
index 849a5b0ee..d2c1cadc4 100644
--- a/eo/src/utils/eoCheckPoint.h
+++ b/eo/src/utils/eoCheckPoint.h
@@ -32,6 +32,7 @@
 #include <utils/eoMonitor.h>
 #include <utils/eoStat.h>
 
+
 /** eoCheckPoint is a container class.
     It contains std::vectors of (pointers to) 
              eoContinue    (modif. MS July 16. 2002)
diff --git a/eo/src/utils/eoFileMonitor.cpp b/eo/src/utils/eoFileMonitor.cpp
index 1b42bbd84..f5fcd8d65 100644
--- a/eo/src/utils/eoFileMonitor.cpp
+++ b/eo/src/utils/eoFileMonitor.cpp
@@ -62,8 +62,9 @@ eoMonitor& eoFileMonitor::operator()(void)
 
 eoMonitor& eoFileMonitor::operator()(std::ostream& os)
 {
+    
     iterator it = vec.begin();
-
+    
     os << (*it)->getValue();
     
     for(++it; it != vec.end(); ++it)
diff --git a/eo/src/utils/eoFuncPtrStat.h b/eo/src/utils/eoFuncPtrStat.h
new file mode 100644
index 000000000..04675ac73
--- /dev/null
+++ b/eo/src/utils/eoFuncPtrStat.h
@@ -0,0 +1,36 @@
+#ifndef eoFuncPtrStat_h
+#define eoFuncPtrStat_h
+
+#include <eoFunctorStore.h>
+#include <utils/eoStat.h>
+
+template <class EOT, class T>
+class eoFuncPtrStat : public eoStat<EOT, T>
+{
+public :
+    typedef T (*func_t)(const eoPop<EOT>&);
+
+
+    eoFuncPtrStat(func_t f, std::string _description = "func_ptr")
+        : eoStat<EOT, T>(T(), _description), func(f)
+        {}
+   
+    using eoStat<EOT, T>::value;
+     
+    void operator()(const eoPop<EOT>& pop) {
+        value() = func(pop);
+    }
+
+private:
+    func_t func;
+};
+
+template <class EOT, class T>
+eoFuncPtrStat<EOT, T>& makeFuncPtrStat( T (*func)(const eoPop<EOT>&), eoFunctorStore& store, std::string description = "func") {
+    return store.storeFunctor(
+        new eoFuncPtrStat<EOT, T>( func, description)
+        );
+}
+
+#endif
+
diff --git a/eo/src/utils/eoGnuplot1DSnapshot.cpp b/eo/src/utils/eoGnuplot1DSnapshot.cpp
index e8fb8e8cf..10dba9230 100644
--- a/eo/src/utils/eoGnuplot1DSnapshot.cpp
+++ b/eo/src/utils/eoGnuplot1DSnapshot.cpp
@@ -10,8 +10,8 @@ eoMonitor& eoGnuplot1DSnapshot::operator()()
 {
     // update file using the eoFileMonitor method
     eoFileSnapshot::operator()();
-
 #ifdef HAVE_GNUPLOT
+
     // sends plot order to gnuplot
     std::ostringstream os;
     os << "set title 'Gen. " << getCounter() << "'; plot '"
diff --git a/eo/src/utils/eoMonitor.h b/eo/src/utils/eoMonitor.h
index 2789431dd..09360fb6e 100644
--- a/eo/src/utils/eoMonitor.h
+++ b/eo/src/utils/eoMonitor.h
@@ -21,7 +21,7 @@
     Contact: todos@geneura.ugr.es, http://geneura.ugr.es
              Marc.Schoenauer@polytechnique.fr
              mak@dhi.dk
-CVS Info: $Date: 2004-06-15 07:09:57 $ $Header: /home/nojhan/dev/eodev/eodev_cvs/eo/src/utils/eoMonitor.h,v 1.11 2004-06-15 07:09:57 evomarc Exp $ $Author: evomarc $ 
+CVS Info: $Date: 2007-09-05 11:36:44 $ $Header: /home/nojhan/dev/eodev/eodev_cvs/eo/src/utils/eoMonitor.h,v 1.12 2007-09-05 11:36:44 maartenkeijzer Exp $ $Author: maartenkeijzer $ 
 
  */
 //-----------------------------------------------------------------------------
@@ -35,6 +35,7 @@ CVS Info: $Date: 2004-06-15 07:09:57 $ $Header: /home/nojhan/dev/eodev/eodev_cvs
 #include <eoFunctor.h>
 
 class eoParam;
+template <class EOT> class eoCheckPoint;
 
 /**
     The abstract monitor class is a std::vector of parameter pointers. Use
@@ -57,6 +58,9 @@ public :
 
   virtual std::string className(void) const { return "eoMonitor"; }
 
+  template <class EOT>
+  eoMonitor& addTo(eoCheckPoint<EOT>& cp) { cp.add(*this); return *this; }
+
 protected :
     typedef std::vector<const eoParam*>::iterator iterator;
     std::vector<const eoParam*> vec;
diff --git a/eo/src/utils/eoStat.h b/eo/src/utils/eoStat.h
index 06afa3fc5..5ece2686a 100644
--- a/eo/src/utils/eoStat.h
+++ b/eo/src/utils/eoStat.h
@@ -33,6 +33,8 @@
 #include <utils/eoParam.h>
 #include <eoPop.h>
 #include <eoParetoFitness.h>
+#include <utils/eoMonitor.h>
+#include <utils/eoCheckPoint.h>
 
 /**
   Base class for all statistics that need to be calculated
@@ -49,6 +51,9 @@ public:
   virtual std::string className(void) const { return "eoStatBase"; }
 };
 
+
+template <class EOT> class eoCheckPoint;
+
 /**
   The actual class that will be used as base for all statistics
   that need to be calculated over the (unsorted) population
@@ -65,6 +70,10 @@ public:
 
     virtual std::string className(void) const
         { return "eoStat"; }
+
+    
+    eoStat<EOT, T>& addTo(eoCheckPoint<EOT>& cp)        { cp.add(*this);  return *this; }
+    eoStat<EOT, T>& addTo(eoMonitor& mon)               { mon.add(*this); return *this; }
 };
 
 
@@ -78,6 +87,7 @@ class eoSortedStatBase : public eoUF<const std::vector<const EOT*>&, void>
 public:
   virtual void lastCall(const std::vector<const EOT*>&) {}
   virtual std::string className(void) const { return "eoSortedStatBase"; }
+    
 };
 
 /**
@@ -91,6 +101,9 @@ class eoSortedStat : public eoSortedStatBase<EOT>, public eoValueParam<ParamType
 public :
   eoSortedStat(ParamType _value, std::string _desc) : eoValueParam<ParamType>(_value, _desc) {}
   virtual std::string className(void) const { return "eoSortedStat"; }
+    
+    eoSortedStat<EOT, ParamType>& addTo(eoCheckPoint<EOT>& cp)        { cp.add(*this);  return *this; }
+    eoSortedStat<EOT, ParamType>& addTo(eoMonitor& mon)               { mon.add(*this); return *this; }
 };
 
 /**