Mark Nolan/Getty Images
By SI.com Staff
January 16, 2015

While former champion coaches and players paired up in 2014, this year both WTA and ATP players have teamed up with coaches who have opposite styles. Check out the challenges facing these new partnerships heading into the  Australian Open and remainder of the 2015 season. 

Check SI.com's Australian Open Daily Data Visualizations hub page throughout the whole tournament for the latest data-driven infographics and charts. 

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