Her but not just her: https://en.wikipedia.org/wiki/Max_Martin https://en.wikipedia.org/wiki/Max_Martin From the Wikipedia article above Martin has written or

Her but not just her: https://en.wikipedia.org/wiki/Max_Martin https://en.wikipedia.org/wiki/Max_Martin From the Wikipedia article above Martin has written or co-written 22 Billboard Hot 100 number-one hits, most of which he has also produced or co-produced, including Katy Perry's "I Kissed a Girl" (2008), Maroon 5's "One More Night" (2012), Taylor Swift's "Blank Space" (2014), and The Weeknd's "Can't Feel My Face" (2015). Martin is the songwriter with the third-most number-one singles on the chart, behind only Paul McCartney (32) and John Lennon (26).[4] In addition, he has had the second most Hot 100 number-one singles as a producer (20), behind George Martin, who had achieved 23 by the time of his death.[4] Another article that covers Max and his competition. https://www.theatlantic.com/magazine/archive/2015/10/hit-charade/403192/ https://www.theatlantic.com/magazine/archive/2015/10/hit-cha...