Robert Harris comes to mind too.
If the point is that whodunit has moved on, so has almost every other genre.
Released on 2 September 2025, it is the eighth book in the Cormoran Strike series of detective fiction novels, following The Running Grave."
Furthermore, given what's surrounding its author, there's a non-negligible part of the readers community that won't read it, just because of its author. And it can be seen as _risky_ to read anything she publishes. During a party, someone decided to stop talking to me once I told I was currently reading a book in the series (we were discussing our current reading, so I wasn't trying to do anything smart here). On the other hand, I doubt there's people still buying her books just to _own the libs_.
Sure, it helped launching the series, but if there's still thousands people reading it after more than a decade, maybe it's because those people like it. Maybe.
1) In the grand scheme of world literature, JKR’s books are comparative trash. It’s also well-established that the first book was not successful until the real identity of the author was shared.
2) Harry Potter (and all of the related activity) is still hugely popular, despite JKR’s unpleasant views and behaviour related to trans people. Most people in the world aren’t locked into the online zeitgeist.
But like you point out, there's been a zillion other "rises" too. Maybe a more acurate but much longer article would be "the rise and fall and rise and fall and rise [...] of the British detective novel"