gistfile1.rb

# basing it on this:
# http://github.com/binarylogic/authlogic_example/blob/master/app/views/user_sessions/new.html.erb

<h1>Login</h1>
 
<% form_for @user_session, :url => user_session_path do |f| %>
  <%= f.error_messages %>

  <%= f.label :login %><br />
  <%= f.text_field :login %><br />
  <br />

# the following two lines are extra
  <%= f.label :email %><br />
  <%= f.text_field :email %><br/>

  <%= f.label :password %><br />
  <%= f.password_field :password %><br />
  <br />
  <%= f.check_box :remember_me %><%= f.label :remember_me %><br />
  <br />
  <%= f.submit "Login" %>
<% end %>

# then when I try to use it I get: 

undefined method `email' for #<UserSession: no credentials provided>

# my user model has the 'email' column