Norman teamed up with Wawrinka as a coach in 2013 and together they spent four years, winning three Grand Slam titles.
Carlos Moya has warned Novak Djokovic and Andy Murray that emulating Rafael Nadal and Roger Federer will not be as easy as it looks upon their impending returns.
Muguruza completed a brilliant year, winning Wimbledon with a victory over Venus Williams back in June.
Roger Federer's defeat to David Goffin at the ATP Finals in London was surprising, according to Rafael Nadal's coach Carlos Moya.
Paul Annacone believes Roger Federer and Rafael Nadal managed their fitness to perfection during their glorious revival in 2017.
Rafael Nadal has been backed to have a perfect end to 2017 as he returns for the Mubadala World Tennis Championship in December where a meeting with Novak Djokovic could happen.
Roger Federer will begin his campaign at the Hopman Cup, while Rafael Nadal and Novak Djokovic will get theirs underway in Brisbane and Doha, respectively.
The Grand Slam Board have announced a host of rule changes, including the introduction of a 25-second shot clock to be implemented in Melbourne.
Grigor Dimitrov won the ATP Tour Finals in London while runner-up David Goffin beat Nadal and Federer on his way to the finals.
The duo have won everything there is to win – 16 Grand Slams, 30 Masters Series titles and two Olympic gold medals.
Federer had a disappointing end to the 2017 campaign after losing the ATP World Tour semi-finals to David Goffin.
Former British number one Greg Rusedski believes Roger Federer will be rueing his missed chance of winning the ATP Finals after the absence of Rafael Nadal and Novak Djokovic.
Federer pinpointed the loss to Tommy Haas in Stuttgart and to Evgeny Donskoy in Dubai which cost him the spot.
With the expected return from injury of Novak Djokovic, Andy Murray, Stan Wawrinka, Kei Nishikori and more, Roger Federer is expecting an "epic" start to the new year.
Federer had a disappointing end to the 2017 campaign, losing the ATP World Tour semi-finals to David Goffin.
Federer explained that he would earlier be ecstatic at the prospect of sharing the court with the legends of the game.
Rafael Nadal saw off the challenge from Federer and claimed the year-end number one ranking for the fourth time in his career.
The Swiss veteran won seven titles this year, including the Australian Open and a record eighth Wimbledon title, to overtake Pete Sampras' seven championship wins.
British tennis has adopted an extra week in the calendar - but interest in the ATP World Tour Finals is diminishing.
The Swiss ace skipped the entire clay court swing of the season this year following a blistering start to the season.
Federer made it three wins from three in the round robin stage of the season-ending tournament, with a victory over Marin Cilic in straight sets.
Roger Federer lost his chance of claiming the world No.1 ranking when he withdrew from the Paris Masters.
