diff --git a/Recon/include/Recon/Skims/EcalPreselectionSkimmer.h b/Recon/include/Recon/Skims/EcalPreselectionSkimmer.h
index 31e5d55d0..534700d70 100644
--- a/Recon/include/Recon/Skims/EcalPreselectionSkimmer.h
+++ b/Recon/include/Recon/Skims/EcalPreselectionSkimmer.h
@@ -12,27 +12,26 @@
 //----------//
 #include "Ecal/Event/EcalVetoResult.h"
 #include "Framework/EventProcessor.h"
-#include "Tools/AnalysisUtils.h"
 
 namespace recon {
 
 class EcalPreselectionSkimmer : public framework::Producer {
  public:
-  // @param parameters Set of parameters used to configure this processor.
-  virtual void configure(framework::config::Parameters &);
-
   /** Constructor */
   EcalPreselectionSkimmer(const std::string &name, framework::Process &process);
 
   /** Destructor */
   ~EcalPreselectionSkimmer() = default;
 
+  // Configure this processor with a set of parameters passed
+  virtual void configure(framework::config::Parameters &) final;
+
   /**
    * Run the processor and select events that pass pre-selection in ECAL
    *
    * @param event The event to process.
    */
-  void produce(framework::Event &event);
+  virtual void produce(framework::Event &event) final;
 
  private:
   /// Collection Name for veto object
diff --git a/Recon/python/ecalPreselectionSkimmer.py b/Recon/python/ecalPreselectionSkimmer.py
index 0c1806443..1d5ccb6b9 100644
--- a/Recon/python/ecalPreselectionSkimmer.py
+++ b/Recon/python/ecalPreselectionSkimmer.py
@@ -33,8 +33,9 @@
 
 Examples
 --------
-    from LDMX.Recon.ecalPreselectionSkimmer import ecalPreselectionSkimmer
-    p.sequence.append( ecalPreselectionSkimmer )
+    from LDMX.Recon.ecalPreselectionSkimmer import EcalPreselectionSkimmer
+    ecal_pres_skimmer = EcalPreselectionSkimmer()
+    p.sequence.append( ecal_pres_skimmer )
 """
 
 from LDMX.Framework import ldmxcfg
@@ -42,7 +43,7 @@
 class EcalPreselectionSkimmer(ldmxcfg.Producer) :
     """Configuration for an ECAL-based pre-selection skimmer"""
 
-    def __init__(self, name) :
+    def __init__(self, name = "ecalPreselectionSkimmer") :
         super().__init__(name,'recon::EcalPreselectionSkimmer','Recon')
 
         self.ecal_veto_name = "EcalVeto"
@@ -57,7 +58,3 @@ def __init__(self, name) :
         self.max_cell_dep_max = 9999.
         self.std_layer_hit_max = 9999
         self.n_straight_tracks_max = 9999
-
-
-ecalPreselectionSkimmer = EcalPreselectionSkimmer("ecalPreselectionSkimmer")
-
diff --git a/Recon/src/Recon/Skims/EcalPreselectionSkimmer.cxx b/Recon/src/Recon/Skims/EcalPreselectionSkimmer.cxx
index 9250d3d81..8b51868f6 100644
--- a/Recon/src/Recon/Skims/EcalPreselectionSkimmer.cxx
+++ b/Recon/src/Recon/Skims/EcalPreselectionSkimmer.cxx
@@ -33,7 +33,7 @@ void EcalPreselectionSkimmer::configure(framework::config::Parameters &ps) {
 
 void EcalPreselectionSkimmer::produce(framework::Event &event) {
   bool passedPreselection{false};
-  auto ecalVeto{
+  const auto &ecalVeto{
       event.getObject<ldmx::EcalVetoResult>(ecal_veto_name_, ecal_veto_pass_)};
 
   // Boolean to check if we pass preselection
@@ -56,6 +56,8 @@ void EcalPreselectionSkimmer::produce(framework::Event &event) {
   } else {
     setStorageHint(framework::hint_shouldDrop);
   }
+  // Add the boolean to the event
+  event.add("EcalPreselectionDecision", passedPreselection);
 }
 }  // namespace recon
 
diff --git a/Recon/test/ecal_preselection_skim.py b/Recon/test/ecal_preselection_skim.py
index e204488ce..e9fd8fe9a 100644
--- a/Recon/test/ecal_preselection_skim.py
+++ b/Recon/test/ecal_preselection_skim.py
@@ -1,17 +1,34 @@
-import os import sys
+import os 
+import sys
 
-    thisPassName = "presel" inputName = sys.argv[1]
+thisPassName = "presel" 
+inputName = sys.argv[1]
 
-                                                 from LDMX.Framework import ldmxcfg p = ldmxcfg.Process(thisPassName)
+from LDMX.Framework import ldmxcfg 
+p = ldmxcfg.Process(thisPassName)
 
-                                                                                                            p.termLogLevel = 0
+p.termLogLevel = 0
+p.inputFiles =[inputName] 
+p.outputFiles =["eventsPreskimmed.root"]
 
-                                                                                                        p.inputFiles =[inputName] p.histogramFile = "histosPreskimmed.root" p.outputFiles =["eventsPreskimmed.root"]
-
-                                                                                                                                                                                            from LDMX.Recon.ecalPreselectionSkimmer import ecalPreselectionSkimmer ecalPreselectionSkimmer.summed_tight_iso_max = 1100. ecalPreselectionSkimmer.n_readout_hits_max = 90
-''' ## #Reminder for the possible things to cut on
-
-                                                                                                                                                                                            ecalPreselectionSkimmer.summed_det_max = 9999. ecalPreselectionSkimmer.summed_tight_iso_max = 9999. ecalPreselectionSkimmer.ecal_back_energy_max = 9999. ecalPreselectionSkimmer.n_readout_hits_max = 9999 ecalPreselectionSkimmer.shower_rms_max = 9999 ecalPreselectionSkimmer.shower_y_std_max = 9999 ecalPreselectionSkimmer.shower_x_std_max = 9999 ecalPreselectionSkimmer.max_cell_dep_max = 9999. ecalPreselectionSkimmer.std_layer_hit_max = 9999 ecalPreselectionSkimmer.n_straight_tracks_max = 9999
+from LDMX.Recon.ecalPreselectionSkimmer import EcalPreselectionSkimmer
+ecal_pres_skimmer = EcalPreselectionSkimmer()
+ecal_pres_skimmer.summed_tight_iso_max = 1100. 
+ecal_pres_skimmer.n_readout_hits_max = 90
+''' 
+## Reminder for the possible things to cut on
+ecal_pres_skimmer.summed_det_max = 9999. 
+ecal_pres_skimmer.summed_tight_iso_max = 9999. 
+ecal_pres_skimmer.ecal_back_energy_max = 9999. 
+ecal_pres_skimmer.n_readout_hits_max = 9999
+ecal_pres_skimmer.shower_rms_max = 9999 
+ecal_pres_skimmer.shower_y_std_max = 9999 
+ecal_pres_skimmer.shower_x_std_max = 9999 
+ecal_pres_skimmer.max_cell_dep_max = 9999. 
+ecal_pres_skimmer.std_layer_hit_max = 9999 
+ecal_pres_skimmer.n_straight_tracks_max = 9999
 '''
 
-                                                                                                                                                                                            p.sequence =[ecalPreselectionSkimmer] p.skimDefaultIsDrop() p.skimConsider(p.sequence[0].instanceName)
+p.sequence =[ecal_pres_skimmer] 
+p.skimDefaultIsDrop() 
+p.skimConsider(p.sequence[0].instanceName)