Here is the charge for the liaison which takes into account points raised:

<The detector R&D liaison charge>
The detector R&D liaison ensures productive communication between
the LCC Physics and Detectors Executive Board and detector R&D groups.
The liaison is a member of the Executive Board and communicates
relevant information from the  Executive Board to detector R&D groups
and vice versa.The liaison is in contact with all detector R&D groups
relevant to linear colliders to keep track of the overall detector
R&D efforts conducted or planned for linear colliders and to periodically
compile summaries of the efforts.