> However, it was later reported that Rowling's authorship was leaked to a Times reporter via Twitter by the friend of the wife of a lawyer at Russells Solicitors, who had worked for Rowling. The firm has since apologised[29] and made a "substantial charitable donation" to the Soldiers' Charity as a result of legal action brought by Rowling.[30]
Edit: https://en.wikipedia.org/wiki/The_Cuckoo%27s_Calling#Authors...
> However, it was later reported that Rowling's authorship was leaked to a Times reporter via Twitter by the friend of the wife of a lawyer at Russells Solicitors, who had worked for Rowling. The firm has since apologised[29] and made a "substantial charitable donation" to the Soldiers' Charity as a result of legal action brought by Rowling.[30]