are still on strike, here in the yellow. then from tomorrow there are strikes affecting regional rail services, the border force, and royal mail. then on christmas eve there s a nationwide rail strike, and bus workers are taking action too. for more details on what s happening, just go to the bbc news website. joining me now is martin williams, former director of the office of manpower economics which is part of the civil service and feeds into 8 pay review bodies including the one for the nhs. thanks forjoining us. you have been waiting very patiently and we appreciate that. what is a pay body and what does it do? it appreciate that. what is a pay body and what does it do? and what does it do? it makes recommendations and what does it do? it makes recommendations to - and what does it do? it makes recommendations to the - and what does it do? it makes - recommendations to the government on different groups of public sector workers, there are seven public review pay bodies that co