diff --git a/app/views/graders/submission.html.haml b/app/views/graders/submission.html.haml
--- a/app/views/graders/submission.html.haml
+++ b/app/views/graders/submission.html.haml
@@ -21,12 +21,18 @@
   %tbody
     %tr{class: cycle('info-even','info-odd')}
       %td.field User:
-      %td.value= "(#{@submission.user.login}) #{@submission.user.full_name}"
+      %td.value
+        - if @submission.user 
+          = link_to "(#{@submission.user.login})", controller: "users", action: "profile", id: @submission.user
+          = @submission.user.full_name
+        - else
+          = "(n/a)"
     %tr{class: cycle('info-even','info-odd')}
       %td.field Problem:
       %td.value
         - if @submission.problem!=nil
-          = "(#{@submission.problem.name}) #{@submission.problem.full_name}"
+          = link_to "(#{@submission.problem.name})", controller: "problems", action: "stat", id: @submission.problem
+          = @submission.problem.full_name
         - else
           = "(n/a)"
     %tr{class: cycle('info-even','info-odd')}
diff --git a/app/views/users/profile.html.haml b/app/views/users/profile.html.haml
--- a/app/views/users/profile.html.haml
+++ b/app/views/users/profile.html.haml
@@ -53,7 +53,7 @@
       - next unless s.problem
       %tr
         %td= link_to "#{s.id}", controller: "graders", action: "submission", id: s.id
-        %td= s.problem.name
+        %td= link_to s.problem.name, controller: "problems", action: "stat", id: s.problem
         %td= s.problem.full_name
         %td= s.language.pretty_name
         %td  #{s.submitted_at.strftime('%Y-%m-%d %H:%M')} (#{time_ago_in_words(s.submitted_at)} ago)