Great interview where Charles talks about the process behind shooting the Frank album cover.
Link:
https://amywinehouseofficial.substack.com/p/almost-famous-amy-winehouse-before
Another interview by Charles on Crack magazine can be found here:
https://crackmagazine.net/article/long-reads/amy-winehouse-frank-artwork/
I also bought his book and I found his insights very nice. He met Amy at her young prime during Frank.