The second doll-making disciple Julie listened earnestly to Zanoba's lectures on the Roxy doll. It seems she's quite brainwashed now. She's also become quite motivated about doll-making and will ask questions herself. Though I say that, she's still far from the level of Zanoba and I when it comes to talking about dolls.
Also, though it's still unskillful, she can use chantless magic. As expected, you really can increase your mana capacity when you're young, you can also use chantless magic, and so it seems that Fitts-senpai's theory was on the mark.