In the past, McLaren operated a three-person structure with Tim Goss, Matt Morris and Peter Prodromou working alongside each other.
Goss and Morris later left the team, and James Key joined as technical director with overall responsibility for the car.
The new structure has derived from a review commissioned by CEO Zak Brown and conducted by Stella over the winter break after the latter replaced Andreas Seidl as team principal.
As a result, Key left the team and a new structure has been installed with three technical directors working together, namely Prodromou (aerodynamics), former Ferrari man Davide Sanchez (car concept and performance) and Neil Houldey (engineering and design).
Stella insists that the current arrangement cannot be compared with the earlier version.
“I think the only common thing in that organ …