Andy Williams brings plenty of top flight experience to Cardiff.
Scrum-half Andy Williams has joined Cardiff and will be available for their Principality Premiership squad with immediate effect.
The 27-year-old Welsh international, who has won five test caps and toured North America, Argentina and Australia with Wales, has previously played for Bath, the Ospreys and, more recently, Newport Gwent Dragons.
Speaking today, he said, "I am really looking forward to playing some Premiership rugby with Cardiff. It is obviously an exciting time at the club and I have heard a lot of good things about the coaching set-up with Phil Davies there, so I can't wait to get started and back to full match fitness."
Cardiff, who are unbeaten in six league and cup matches in the last two months, play Llandovery at the Arms Park on Saturday (kick-off 2.30pm).
Meanwhile, their home fixture against Aberavon next month has been moved to Friday 13 February (7pm) and they will play Cross Keys at Pandy Park on Tuesday 17 March.
Meet the members of the WRU's inaugural Youth Board - after an online selection process which saw a host of high calibre candidates submit video applications the WRU has made its first 15 appointments.The board is made up of individuals aged between 16 and 21, and will meet for the first time at Principality Stadium on Monday 15th February.
The Wales Women's team headed to Dare Valley Country Park on a team bonding exercise as the entire squad got together for the very first time in preparation for this season's Six Nations championship which kicks off on Saturday with a clash against defending champions Ireland, in Donnybrook.
Wales Head Coach Warren Gatland discusses his team selection for the opening round of the RBS 6 Nations where he leads his side against Ireland, on Sunday. As WRU TV's Luke Brodley discovers, Gatland is fully aware of the challenges the defending champions pose