Member of :The Bookplate Society, London,

KIWA-Kyoto int. woodprint association,Japan,

Per Spektrum-Presov artists society,Slovakia,

SJA- Society for Japanese Arts, Holland,

DEG-Deutsche exlibris gasselschaft,Germany

Slovak artists union, Slovakia-

central Europe, printmaker, dry point, etching,

woodengraving, linocut, painting, drawing, photography,

teacher of art- printmaking, drawing,

calligraphy at Presov UNIVERSITY, Slovakia,

collector of japanese and chinese prints and

calligraphies,

www.pulib.sk/kocak www.peterkocak.com