gistfile1.js

var DOM = React.DOM;

var Contact = React.createClass({
    render: function() {
        return DOM.li(null, this.props.name, " " this.props.surname);
    }
});

var ContactList = React.createClass({
    getContacts: function() {
        var contacts = [
            {name: "John", surname: "Smith"},
            {name: "Ann", surname: "Fox"}
        ]
        return contacts.map(function(contact) {
            return Contact({name: contact.name, surname: contact.surname});
        })
    },

    render: function() {
        return DOM.ul(null, this.getContacts());
    }
});

React.renderComponent(ContactList(null), mountNode);