Thanks so much.
No, Mati didn’t sculpt these. I purchased the Zero head file from here:
https://www.cgtrader.com/3d-print-models/hobby-diy/robotics/q9-0-driod-head-3d-print-ready-stl
Then doubled the size and paid for Shapeways to print it.
Hopefully Mati will sculpt for us again one day.