Essay written

I am looking for a writer to compose an essay of 500-1000 words on an academic topic, written in a formal tone. The essay should cover the topic in depth and demonstrate an understanding of the subject, so should be composed by someone with knowledge and experience. I need an essay that is well-written and structured, using evidence to back up points and references where appropriate. The essay should be proofread and free from any mistakes before being delivered to me.