The topic already got a mention in the rather opaque CAA Board Minutes in January
IX. SAFETY AND AIRSPACE REGULATION GROUP (SARG) REPORT (DOC 2018-006) BY MR MARK SWAN .....
...,66. Mr Swan briefed the Board on ongoing discussions with ANSL about Gatwick staffing for summer 2018, including proposals submitted to the CAA for review. The Chair noted that the lessons learnt by the CAA in its engagement with ATM providers at one airport should be used to support future decision-making.