diff --git a/content/student/studentenoverlay.xul.php b/content/student/studentenoverlay.xul.php
index d95ad68a3..d5d8055ce 100644
--- a/content/student/studentenoverlay.xul.php
+++ b/content/student/studentenoverlay.xul.php
@@ -271,6 +271,10 @@ else
 						<treecol id="student-treecol-studienplan" label="Studienplan" flex="1" hidden="false" persist="hidden, width, ordinal"
 						class="sortDirectionIndicator"
 	    					sort="rdf:http://www.technikum-wien.at/student/rdf#studienplan_bezeichnung" onclick="StudentTreeSort()"/>
+					<splitter class="tree-splitter"/>
+						<treecol id="student-treecol-mentor" label="Mentor" flex="1" hidden="true" persist="hidden, width, ordinal"
+						class="sortDirectionIndicator"
+	    					sort="rdf:http://www.technikum-wien.at/student/rdf#mentor" onclick="StudentTreeSort()"/>
 	    				<splitter class="tree-splitter"/>
 					</treecols>
 
@@ -311,6 +315,7 @@ else
 	           							<treecell label="rdf:http://www.technikum-wien.at/student/rdf#dual_bezeichnung" />
 									<treecell label="rdf:http://www.technikum-wien.at/student/rdf#matr_nr" />
 									<treecell label="rdf:http://www.technikum-wien.at/student/rdf#studienplan_bezeichnung" />
+									<treecell label="rdf:http://www.technikum-wien.at/student/rdf#mentor" />
 	         						</treerow>
 	       						</treeitem>
 	      					</treechildren>
diff --git a/rdf/student.rdf.php b/rdf/student.rdf.php
index 106ba0802..a88114cdb 100644
--- a/rdf/student.rdf.php
+++ b/rdf/student.rdf.php
@@ -180,6 +180,7 @@ function draw_content_liste($row)
 		<STUDENT:dual><![CDATA['.($row->dual=='t'?'true':'false').']]></STUDENT:dual>
 		<STUDENT:dual_bezeichnung><![CDATA['.($row->dual=='t'?'Ja':'Nein').']]></STUDENT:dual_bezeichnung>
 		<STUDENT:matr_nr><![CDATA['.$row->matr_nr.']]></STUDENT:matr_nr>
+		<STUDENT:mentor><![CDATA['.$row->mentor.']]></STUDENT:mentor>
       	</RDF:Description>
       </RDF:li>';
 }
@@ -401,7 +402,7 @@ if($xmlformat=='rdf')
 		$sql_query="SELECT p.person_id, tbl_student.prestudent_id, tbl_benutzer.uid, titelpre, titelpost,	vorname, vornamen, geschlecht,
 						nachname, gebdatum, tbl_prestudent.anmerkung,ersatzkennzeichen,svnr, tbl_student.matrikelnr, p.anmerkung as anmerkungen,
 						tbl_studentlehrverband.semester, tbl_studentlehrverband.verband, tbl_studentlehrverband.gruppe,
-						tbl_student.studiengang_kz, aufmerksamdurch_kurzbz, 
+						tbl_student.studiengang_kz, aufmerksamdurch_kurzbz, mentor,
 						(	SELECT kontakt
 							FROM public.tbl_kontakt
 							WHERE kontakttyp='email' AND person_id=p.person_id AND zustellung