Full Idea
The whole scholastic conception of substantial form came to have more and more in common with an Aristotelian efficient cause.
Gist of Idea
Scholastics began to see substantial form more as Aristotle's 'efficient' cause
Source
Robert Pasnau (Metaphysical Themes 1274-1671 [2011], 24.2)
Book Reference
Pasnau,Robert: 'Metaphysical Themes 1274-1671' [OUP 2011], p.563
A Reaction
Aristotle, of course, identified the form with the 'formal cause [aitia]', which is the shape of the statue, rather than the efficient cause, which is the sculptor.