Danny Cipriani has been told by Eddie Jones what he needs to improve to earn a recall to the England team.
Scarlets scrum-half Aled Davies is the only uncapped player in Warren Gatland's 37-man Wales squad for the Six Nations.
France Sevens star Virimi Vakatawa is among the eight uncapped players named in Guy Noves' 31-man Six Nations squad.
Props Zander Fagerson and Rory Sutherland are the surprise names in Vern Cotter's 35-man Scotland squad for the Six Nations.
Wasps will let George Smith help coach the England team provided it does not get in the way of his club duties.