After an impressive week in Basel, where Stan Wawrinka, with the help of the home crowd, beat Casper Ruud and Brandon Nakashima, we caught up with Swiss journalist Simon Graf to discuss Stan's tournament and his chances in 2023. Simon has also co-written a book - The Roger Federer Effect - which has just been published, so we start by talking about that. Learn more about your ad choices. Visit podcastchoices.com/adchoices