Despite dwindling dominance and an injury-related break, Roger Federer is financially unassailable for Rafael Nadal and Novak Djokovic. This is mainly due to his role as an advertising figurehead.
Tragedies, falls and an assassination attempt - despite severe setbacks, athletes and clubs have managed to get back on their feet. ISPO.com presents impressive comebacks in sports history.
Forbes has published a list of the top earning female athletes in 2020. The top 10 are dominated by no less than nine tennis players. For the first time in years, Serena Williams is not the top athlete.
Tennis star Roger Federer even outshines football stars Cristiano Ronaldo and Lionel Messi in the Forbes ranking of the highest paid athletes in 2020. Only two women make it into the top 100.
Two German tennis players talk to ISPO.com about their difficult path to professionalism, their sponsors - and why Instagram is not so important to them, but others benefit from it.