Astudiodd Hester Haslett-Venus yng Ngholeg Brenhinol Cerdd a Drama Cymru a chael gradd mewn Dylunio ar gyfer Perfformio.  Mae hi bellach ar gyfnod hyfforddi Cynghrair Sgrin Cymru ar His Dark Materials 3 yn Bad Wolf, sydd wedi ei galluogi i aros yng Nghymru. Mae hi yn hyfforddi mewn Creature FX ac mae'n gweithio tuag at ddod yn wneuthurwr model medrus, o fewn animeiddiad Stop Frame. Dywedodd Hester:
Hester Haslett-Venus studied at the Royal Welsh College of Music and Drama and obtained a degree in Design for Performance. She is now on Screen Alliance Wales traineeship on His Dark Materials 3 at Bad Wolf, which has enabled her to stay in Wales. She is now a workshop trainee in Creature FX and is working towards becoming a skilled model maker, hopefully within Stop Frame animation. Hester said: