Matched With the Jig, Not Beyond It: A Validation Study of a Beginner Potter's Centring-Skill Score Across a Community Studio's Jig-Assisted and Hand-Taught CohortsResolving to Matched With the Jig, Not Beyond It: A Validation Study of a Beginner Potter's Centring-Skill Score Across a Community Studio's Jig-Assisted and Hand-Taught Cohorts…