leokadia serafinowicz was an artist and promoter of polish puppet theater and theater for young audiences (tya). she was a puppeteer, director, scenographer, and a writer of scenarios as well as theater and film adaptations. she served as director and art director at the teatr lalki i aktora (actor and puppet theater) "marcinek" in poznań from 1960 to 1976, making it one of the most prestigious puppet theaters of its time. she was a co-founder and the first president of assitej poland (1981–1982), and an honorary member of unima (from 2000)..