diff --git a/trunk/paradiseo-mo/src/algo/moRandomBestHC.h b/trunk/paradiseo-mo/src/algo/moRandomBestHC.h
new file mode 100644
index 000000000..4e388f38d
--- /dev/null
+++ b/trunk/paradiseo-mo/src/algo/moRandomBestHC.h
@@ -0,0 +1,94 @@
+/*
+<moRandomBestHC.h>
+Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+Sebastien Verel, Arnaud Liefooghe, Jeremie Humeau
+
+This software is governed by the CeCILL license under French law and
+abiding by the rules of distribution of free software.  You can  ue,
+modify and/ or redistribute the software under the terms of the CeCILL
+license as circulated by CEA, CNRS and INRIA at the following URL
+"http://www.cecill.info".
+
+In this respect, the user's attention is drawn to the risks associated
+with loading,  using,  modifying and/or developing or reproducing the
+software by the user in light of its specific status of free software,
+that may mean  that it is complicated to manipulate,  and  that  also
+therefore means  that it is reserved for developers  and  experienced
+professionals having in-depth computer knowledge. Users are therefore
+encouraged to load and test the software's suitability as regards their
+requirements in conditions enabling the security of their systems and/or
+data to be ensured and,  more generally, to use and operate it in the
+same conditions as regards security.
+The fact that you are presently reading this means that you have had
+knowledge of the CeCILL license and that you accept its terms.
+
+ParadisEO WebSite : http://paradiseo.gforge.inria.fr
+Contact: paradiseo-help@lists.gforge.inria.fr
+*/
+
+#ifndef _moRandomBestHC_h
+#define _moRandomBestHC_h
+
+#include <algo/moLocalSearch.h>
+#include <explorer/moRandomBestHCExplorer.h>
+#include <continuator/moTrueContinuator.h>
+#include <eval/moEval.h>
+#include <eoEvalFunc.h>
+
+template<class Neighbor>
+class moRandomBestHC: public moLocalSearch<Neighbor>
+{
+public:
+  typedef typename Neighbor::EOT EOT;
+  typedef moNeighborhood<Neighbor> Neighborhood ;
+
+  /**
+   * Simple constructor for a hill-climber
+   * @param _neighborhood the neighborhood
+   * @param _fullEval the full evaluation function
+   * @param _eval neighbor's evaluation function
+   */
+  moRandomBestHC(Neighborhood& _neighborhood, eoEvalFunc<EOT>& _fullEval, moEval<Neighbor>& _eval):
+    moLocalSearch<Neighbor>(explorer, trueCont, _fullEval),
+    explorer(_neighborhood, _eval, defaultNeighborComp, defaultSolNeighborComp)
+  {}
+  
+  /**
+   * Simple constructor for a hill-climber
+   * @param _neighborhood the neighborhood
+   * @param _fullEval the full evaluation function
+   * @param _eval neighbor's evaluation function
+   * @param _cont an external continuator
+   */
+  moRandomBestHC(Neighborhood& _neighborhood, eoEvalFunc<EOT>& _fullEval, moEval<Neighbor>& _eval, moContinuator<Neighbor>& _cont):
+    moLocalSearch<Neighbor>(explorer, _cont, _fullEval),
+    explorer(_neighborhood, _eval, defaultNeighborComp, defaultSolNeighborComp)
+  {}
+  
+  /**
+   * Simple constructor for a hill-climber
+   * @param _neighborhood the neighborhood
+   * @param _fullEval the full evaluation function
+   * @param _eval neighbor's evaluation function
+   * @param _cont an external continuator
+   * @param _compN  a neighbor vs neighbor comparator
+   * @param _compSN a solution vs neighbor comparator
+   */
+  moRandomBestHC(Neighborhood& _neighborhood, eoEvalFunc<EOT>& _fullEval, moEval<Neighbor>& _eval, moContinuator<Neighbor>& _cont, moNeighborComparator<Neighbor>& _compN, moSolNeighborComparator<Neighbor>& _compSN):
+    moLocalSearch<Neighbor>(explorer, _cont, _fullEval),
+    explorer(_neighborhood, _eval, _compN, _compSN)
+  {}
+  
+private:
+  // always true continuator
+  moTrueContinuator<Neighbor> trueCont;
+  // compare the fitness values of neighbors: true is strictly greater
+  moNeighborComparator<Neighbor> defaultNeighborComp;
+  // compare the fitness values of the solution and the neighbor: true if strictly greater 
+  moSolNeighborComparator<Neighbor> defaultSolNeighborComp;
+  // the explorer of the HC with random choice of the best solution
+  moRandomBestHCExplorer<Neighbor> explorer;
+};
+
+#endif
diff --git a/trunk/paradiseo-mo/src/explorer/moHCneutralExplorer.h b/trunk/paradiseo-mo/src/explorer/moNeutralHCexplorer.h
similarity index 100%
rename from trunk/paradiseo-mo/src/explorer/moHCneutralExplorer.h
rename to trunk/paradiseo-mo/src/explorer/moNeutralHCexplorer.h