A Court of Thorns and Roses is written by Sarah J. MaasSarah J. Maas wrote Queen of Shadows. Queen of Shadows was released 2015
[Human]: Do you like A Court of Thorns and Roses? [Assistant]: I do! It was written by Sarah J. Maas, which is amazing.  [Human]: I think she also wrote Queen of Shadows, released in 2015. Do you know other books she has written? 
I actually don't have any information on anything else she has written.