The member of Croatian Society for Geometry and Graphics
(CSGG)
2004 -- 2008. the president of CSGG
2008 -- 2012. the vice president of CSGG
The member of International Society for Geometry and Graphics
(ISGG)
2004 -- 2012. the member of the Board of ISGG (one of two directors for the region Europe/Africa)
The member of Croatian Society of Mathematicians
(HMD)
![[Graphics:Images/tipka_l.gif]](Images/tipka_l.gif){kind=small}