gistfile1.js

var capitalize = function(text){
  return text[0].toUpperCase() + text.substring(1, text.length);
}
var buildHtml = function(phrase){
  return "<h1>"+ phrase +"</h1>";
}

// We compose the preceding functions into a new one
var buildTitle = _.compose(capitalize, buildHtml);

buildTitle("Title of the page")
=> "<h1>Title of the page</h1>"