app/views/users/_header.html.erb
<header class="wrapper">
<div class="main-title">
<% if edit_mode? %>
<h1 class="name"><%= f.input :name %></h1>
<% else %>
<h1 class="name"><%= user.name %></h1>
<time class="joined" datetime="<%= user.created_at.to_datetime.rfc3339 %>">
<%= t 'users.profile.joined', date: user.created_at.to_s(:month_and_year) %>
</time>
<% end %>
</div>
<%= render('shared/counters', presenter: CountersPresenter.new(object: user, ctx: self, size: :big)) unless edit_mode? %>
</header>