JA agent amicus curiae assessor barmaster chancellor circuit judge connection deputy front front man go-between interagent interceder intercessor intermediary intermediate intermediate agent intermediator intermedium internuncio intervener interventionist interventor judge advocate judge ordinary jurat justice in eyre justice of assize lay judge legal assessor master mediator medium middleman military judge mouthpiece negotiant negotiator negotiatress negotiatrix ordinary police judge presiding judge probate judge puisne judge recorder spokesman spokeswoman vice-chancellor