Claimant, Cala Homes, claimed copyright in design drawings for homes.
One of Claimant’s directors had been responsible for the drawings, though the actual drawings themselves were made by Claimant’s architects. Claimant had closely instructed the architects during this process, both verbally and by means of sketches.
Claimant can be joint author even if he has not himself created anything material
On facts, Claimant was joint author of design drawings.