diff --git a/ruby/lib/jam_ruby/models/musician_search.rb b/ruby/lib/jam_ruby/models/musician_search.rb
index e99c02549..2df73822b 100644
--- a/ruby/lib/jam_ruby/models/musician_search.rb
+++ b/ruby/lib/jam_ruby/models/musician_search.rb
@@ -92,6 +92,8 @@ module JamRuby
       KEY_AGES => [AGE_COUNTS[0]]
     }
     JSON_SCHEMA_KEYS = JSON_SCHEMA.keys
+    MULTI_VALUE_KEYS = JSON_SCHEMA.collect { |kk,vv| vv.is_a?(Array) ? kk : nil }.compact
+    SINGLE_VALUE_KEYS = JSON_SCHEMA.keys - MULTI_VALUE_KEYS
 
     def self.user_search_filter(user)
       unless ms = user.musician_search
diff --git a/web/app/assets/javascripts/musician_search_filter.js.coffee b/web/app/assets/javascripts/musician_search_filter.js.coffee
index 474c9fb56..3b2969d33 100644
--- a/web/app/assets/javascripts/musician_search_filter.js.coffee
+++ b/web/app/assets/javascripts/musician_search_filter.js.coffee
@@ -149,8 +149,21 @@ context.JK.MusicianSearchFilter = class MusicianSearchFilter
     elem = $ '#musician-search-filter-builder select[name='+identifier+']'
     elem.val()
 
+  _selectedMultiValue: (identifier) =>
+    if 'instruments' == identifier
+      []
+    else
+      elem = $ '#musician-search-filter-builder select[name='+identifier+'] input[type=checkbox]:checked'
+      vals = []
+      elem.each (idx) ->
+        vals.push($ this.val())
+      vals
+
   performSearch: () =>
-    $.each gon.musician_search_filter['filter_keys'], (index, key) =>
-      @searchFilter[key] = this._selectedValue('sort_order')
+    $.each gon.musician_search_filter.filter_keys.single, (index, key) =>
+      @searchFilter[key] = this._selectedValue(key)
+    $.each gon.musician_search_filter.filter_keys.multi, (index, key) =>
+      @searchFilter[key] = this._selectedMultiValue(key)
+        
     @logger.debug("performSearch:  "+JSON.stringify(@searchFilter))
     
\ No newline at end of file
diff --git a/web/app/controllers/spikes_controller.rb b/web/app/controllers/spikes_controller.rb
index c1e012283..b43df2dee 100644
--- a/web/app/controllers/spikes_controller.rb
+++ b/web/app/controllers/spikes_controller.rb
@@ -63,7 +63,11 @@ class SpikesController < ApplicationController
 
   def musician_search_filter
     gon.musician_search_filter = {
-      filter_keys: MusicianSearch::JSON_SCHEMA_KEYS,
+      filter_keys: {
+        keys: MusicianSearch::JSON_SCHEMA_KEYS,
+        multi: MusicianSearch::MULTI_VALUE_KEYS,
+        single: MusicianSearch::SINGLE_VALUE_KEYS,
+      },
       sort_order: {
         keys: MusicianSearch::SORT_VALS,
         map: MusicianSearch::SORT_ORDERS