Edit in JSFiddle

var crew = [
    {name: "Wesley Crusher", rank: "Ensign", department: "Operations", race: "Travellor"},
    {name: "Alyssa Ogawa", rank: "Lieutenant", department: "Medical", race: "Human"},
    {name: "Ro Laren", rank: "Ensign", department: "Operations", race: "Bajoran"},
    {name: "Sam Levelle", rank: "Ensign, JG", department: "Operations", race: "Human"},
    {name: "Sito Jaxa", rank: "Ensign", department: "Security", race: "Bajoran"},
    {name: "Taurik", rank: "Ensign", department: "Engineering", race: "Vulcan"}
];

$.each(crew, function(index, crewman) {
    $("#log").append($("<ul />").text(
        crewman.name + " is a " + crewman.race + " who serves in the " +
        crewman.department + " department aboard the USS Enterprise NCC-1701-D."
    ));
});