In expressInterest, just take a pointer to the Closure, not a shared_ptr
diff --git a/ndn-cpp/face.cpp b/ndn-cpp/face.cpp
index eeaac00..c5be3d2 100644
--- a/ndn-cpp/face.cpp
+++ b/ndn-cpp/face.cpp
@@ -13,7 +13,7 @@
 
 namespace ndn {
 
-void Face::expressInterest(const Name &name, const shared_ptr<Closure> &closure, const Interest *interestTemplate)
+void Face::expressInterest(const Name &name, Closure *closure, const Interest *interestTemplate)
 {
   Interest interest(name);
   shared_ptr<vector<unsigned char> > encoding = interest.wireEncode();  
diff --git a/ndn-cpp/face.hpp b/ndn-cpp/face.hpp
index a730161..c646dab 100644
--- a/ndn-cpp/face.hpp
+++ b/ndn-cpp/face.hpp
@@ -18,17 +18,17 @@
 class Face : public ElementListener {
 public:
   Face(const char *host, unsigned short port, const ptr_lib::shared_ptr<Transport> &transport)
-  : host_(host), port_(port), transport_(transport)
+  : host_(host), port_(port), transport_(transport), tempClosure_(0)
   {
   }
   
   Face(const char *host, unsigned short port)
-  : host_(host), port_(port), transport_(new UdpTransport())
+  : host_(host), port_(port), transport_(new UdpTransport()), tempClosure_(0)
   {
   }
   
   Face(const char *host)
-  : host_(host), port_(9695), transport_(new UdpTransport())
+  : host_(host), port_(9695), transport_(new UdpTransport()), tempClosure_(0)
   {
   }
 
@@ -38,12 +38,12 @@
    * closure->upcall(UPCALL_DATA (or UPCALL_DATA_UNVERIFIED),
    *                 UpcallInfo(this, interest, 0, data)).
    * @param name reference to a Name for the interest.  This does not keep a pointer to the Name object.
-   * @param closure a shared_ptr for the Closure.  This uses shared_ptr to take another reference to the object.
+   * @param closure a pointer for the Closure.  The caller must manage the memory for the Closure.  This will not try to delete it.
    * @param interestTemplate if not 0, copy interest selectors from the template.   This does not keep a pointer to the Interest object.
    */
-  void expressInterest(const Name &name, const ptr_lib::shared_ptr<Closure> &closure, const Interest *interestTemplate);
+  void expressInterest(const Name &name, Closure *closure, const Interest *interestTemplate);
   
-  void expressInterest(const Name &name, const ptr_lib::shared_ptr<Closure> &closure)
+  void expressInterest(const Name &name, Closure *closure)
   {
     expressInterest(name, closure, 0);
   }
@@ -62,7 +62,7 @@
   ptr_lib::shared_ptr<Transport> transport_;
   string host_;
   unsigned short port_;
-  ptr_lib::shared_ptr<Closure> tempClosure_;
+  Closure *tempClosure_;
 };
 
 }
diff --git a/tests/test-get-async.cpp b/tests/test-get-async.cpp
index ab77a09..1acf65f 100644
--- a/tests/test-get-async.cpp
+++ b/tests/test-get-async.cpp
@@ -43,12 +43,12 @@
 int main(int argc, char** argv)
 {
   try {
-    shared_ptr<MyClosure> closure(new MyClosure());
+    MyClosure closure;
     Face face("E.hub.ndn.ucla.edu", 9695, shared_ptr<UdpTransport>(new UdpTransport()));
-    face.expressInterest(Name("/ndn/ucla.edu/apps/ndn-js-test/hello.txt/level2/%FD%05%0B%16%7D%95%0E"), closure);
+    face.expressInterest(Name("/ndn/ucla.edu/apps/ndn-js-test/hello.txt/level2/%FD%05%0B%16%7D%95%0E"), &closure);
     
     // Pump the receive process.  This should really be done by a socket listener.
-    while (!closure->gotContent_)
+    while (!closure.gotContent_)
       face.getTransport()->tempReceive();    
   } catch (std::exception &e) {
     cout << "exception: " << e.what() << endl;