My solution w/ extra credit (feedback/suggestions)

var students = [ 
  { 
   name: 'Dave',
    track: 'Front End Development',
    achievements: 158,
    points: 14730
  },
  {
    name: 'Jody',
    track: 'iOS Development with Swift',
    achievements: '175',
    points: '16375'
  },
  {
    name: 'Jordan',
    track: 'PHP Development',
    achievements: '55',
    points: '2025'
  },
  {
    name: 'John',
    track: 'Learn WordPress',
    achievements: '40',
    points: '1950'
  },
  {
    name: 'Trish',
    track: 'Rails Development',
    achievements: '5',
    points: '350'
  },
  {
    name: 'Trish',
    track: 'Learn WordPress',
    achievements: '2',
    points: '195'
  }
];

function print(message) {
  var wrapper = document.getElementById('output');
  wrapper.innerHTML = message; 
}

function siteSearch() {
 while (true) {
  var searchQuery = prompt('Search for students by name. Type "quit" at anytime to exit the program.');

  if (searchQuery === 'quit') {
   break; 
  }
  else {
   findStudent(searchQuery); 
  }
 }
}

function findStudent(name) {
 /*
 Loop through students array and compare name parameter against each student object's name value.
 Matched students are placed in the foundStudents array, which is sent as an argument
 to the createStudentProfiles function.
 */ 
  foundStudents = []; 

  for (var i = 0; i < students.length; i++) {
   student = students[i];

   if (name === student.name) {
     foundStudents.push(student);
   }
 }

 if (foundStudents.length > 0) {
  createStudentProfiles(foundStudents);
 }
 else {
  alert(name + ' is not in our student directory.');
 }
}


function createStudentProfiles(foundStudents) {
   var studentProfilesHTML = ''; 

   for (var i = 0; i < foundStudents.length; i ++) {
     student = foundStudents[i];
     var profileHeading = '<h2>Student: ' + student.name + '</h2>';

     var profileBody = '<p>Track: ' + student.track + '</p>' +
                       '<p>Points: ' + student.points + '</p>' +
                       '<p>Achievements: ' + student.achievements + '</p>';

     studentProfilesHTML += profileHeading + profileBody;
   }

   print(studentProfilesHTML);
}

//Begin program.
siteSearch();