anchor.diff:      componentWillMount: function() {
         this.refresh();
       },
  -    updateSelectedStudents: function(students) {
  -      this.setState({
  -        selected_students: students
  -      });
  +    updateSelectedStudentsz: function(students) {
  +      this.setState({selected_students: students});
       },
       updateSelectedGroups: function(groups) {
  -      this.setState({
  -        selected_groups: groups
  -      });
  +      this.setState({selected_groups: groups});
       },
       updateSelectedStudentsInGroups: function(students) {
  -      this.setState({
  -        selected_students_in_groups: students
  -      });
  +      this.setState({selected_students_in_groups: students});
       },
       // Sends a request to the server to perform some action
       // such as assigning or removing a member to/from a group
  
positive.code:             <Table data={students_data}
              columns={columns}
              filters={filters}
              search_placeholder={'<%= j raw I18n.t('students.search_students') %>'} />
            </div>
          </div>
  
negative.code: 
    // Table of students, on the left.
    var GroupsStudentsTable = React.createClass({
      updateSelectedStudents: function(students) {
        this.props.onSelectedStudentsChange(students)
      },
      render: function() {
        var columns = [
        {
          id: 'user_name',
          content: '<%= j raw I18n.t('user.user_name') %>',
  