diff --git a/app/lib/collections/studies.coffee b/app/lib/collections/studies.coffee
index 53cd8b5..3b66857 100644
--- a/app/lib/collections/studies.coffee
+++ b/app/lib/collections/studies.coffee
@@ -1,124 +1,123 @@
 class @Study
   constructor: (doc) ->
     _.extend this, doc
 
   creator: ->
     Meteor.users.findOne _id: @creatorId
 
   editingNotAllowed: ->
     false
 
 @Studies = new Meteor.Collection("studies",
   transform: (doc) ->
     new Study(doc)
 )
 
 Studies.before.insert BeforeInsertTimestampHook
 Studies.before.update BeforeUpdateTimestampHook
 
 schema =
   'title':
     type: String
   'isLocked':
     type: Boolean
     defaultValue: false
   'creatorId':
     type: String
   'updatedAt':
     type: Number
     optional: true
   'createdAt':
     type: Number
     optional: true
 Studies.attachSchema new SimpleSchema(schema)
 
 Meteor.methods
   "createStudy": ->
     checkIfAdmin()
     Studies.insert
       title: "new Study"
       creatorId: Meteor.userId()
-    return
 
   "updateStudyTitle": (studyId, title) ->
     checkIfAdmin()
     check(title, String)
     study = Studies.findOne studyId
     throw new Meteor.Error(403, "study not found.") unless study?
     throw new Meteor.Error(400, "Study is locked. Please unlock it first.") if study.isLocked
     Studies.update studyId,
       $set: title: title
     return
 
 if Meteor.isServer
   Meteor.methods
     "lockStudy": (studyId, forceReason) ->
       checkIfAdmin() 
       check studyId, String
       check forceReason, String
 
       study = Studies.findOne studyId
       throw new Meteor.Error(403, "study not found.") unless study?
       throw new Meteor.Error(400, "study is already locked.") if study.isLocked
 
       Meteor.call "logActivity", "lock study (#{study.title})", "notice", forceReason, null
 
       Studies.update studyId,
         $set: isLocked: true
       return
 
     "unlockStudy": (studyId, forceReason) ->
       checkIfAdmin() 
       check studyId, String
       check forceReason, String
 
       study = Studies.findOne studyId
       throw new Meteor.Error(403, "study not found.") unless study?
       throw new Meteor.Error(400, "study is already unlocked.") if study.isLocked? and !study.isLocked
 
       Meteor.call "logActivity", "unlock study (#{study.title})", "notice", forceReason, null
 
       Studies.update studyId,
         $set: isLocked: false
       return
 
     "removeStudy": (studyId, forceReason) ->
       checkIfAdmin() 
       check studyId, String
 
       study = Studies.findOne studyId
       throw new Meteor.Error(403, "study not found.") unless study?
       throw new Meteor.Error(400, "study is locked. Please unlock it first.") if study.isLocked
 
       #check if a visit with answer exists
       visitTemplateIds = []
       StudyDesigns.find(
         studyId: studyId
       ).forEach (sd) ->
         sd.visits.forEach (vt) ->
           visitTemplateIds.push vt._id
 
       visitIds = Visits.find(
         designVisitId: $in: visitTemplateIds
       ).map (v) -> v._id
 
       hasData = Answers.find(visitId: $in: visitIds).count() > 0
       if hasData and !forceReason?
         throw new Meteor.Error(400, "answersExistForStudy")
 
       if hasData
         Meteor.call "logActivity", "remove study (#{study.title}) which has data", "critical", forceReason, study
       else
         Meteor.call "logActivity", "remove empty study (#{study.title})", "notice", null, study
 
       Answers.remove
         visitId: $in: visitIds
       Visits.remove
         designVisitId: $in: visitTemplateIds
       Patients.remove
         studyId: studyId
       StudyDesigns.remove
         studyId: studyId
       Studies.remove
         _id: studyId
       return