app/views/users/show.html.erb
<div class= "page-header">
<h1><%= @user.first_name %> <%= @user.last_name %>
<% if current_user == @user.id %>
<%= link_to "Edit", edit_user_path(@user), class: "btn btn-info pull-right" %>
<% end %>
</h1>
</div>
<dl class="dl-horizontal">
<dt>First Name</dt>
<dd><%= @user.first_name %> </dd>
<dt>Last Name</dt>
<dd><%= @user.last_name %> </dd>
<% if current_user == @user.id || current_user.admin || belong_to_same_project(current_user,@user)%>
<dt>Email</dt>
<dd><%= mail_to @user.email %> </dd>
<% end %>
<dt>Pivotal Tracker Token</dt>
<dd><%= @user.pivotal %> </dd>
</dl>