Joanne Rowling, better known by her pen name J. K. Rowling,
is a British author and philanthropist. She wrote Harry Potter,
a seven-volume children’s fantasy series published from 1997
to 2007. The series has sold over 500 million copies, been
translated into at least 70 languages, and spawned a global
media franchise including films and video games. The Casual
Vacancy (2012) was her first novel for adults. She writes
Cormoran Strike, an ongoing crime fiction series, as Robert
Galbraith.





