Sergei Vasilievich Lukyanenko (born April 11, 1968) is a science fiction and fantasy author, writing in Russian, and is arguably the most popular contemporary Russian Sci-Fi writer. His works often feature intense action-packed plots, interwoven with the moral dilemma of keeping one's humanity while being strong.
Lukyanenko is a prolific writer, releasing usually 1-2 books per year, as well as a number of a critical articles and short stories. Recently his works have been adapted into film productions, for which he wrote the screenplays. He was also a blogger, keeping a blog at LiveJournal, and posting both personal and public information or snippets of a book in progress.