Add Member#expires? method.

app/models/member.rb

@@ -125,6 +125,10 @@ class Member < ActiveRecord::Base
     invite? || request?
   end
 
+  def expires?
+    expires_at.present?
+  end
+
   def accept_request
     return false unless request?
 

app/views/shared/members/_member.html.haml

@@ -59,7 +59,7 @@
           = time_ago_with_tooltip(member.requested_at)
         - else
           Joined #{time_ago_with_tooltip(member.created_at)}
-        - if member.expires_at.present?
+        - if member.expires?
           %span.prepend-left-20
             Access expires #{member.expires_at.to_s(:medium)}