Who authored the literary work "Anna Karenina"?

"Anna Karenina" is a renowned literary work authored by Leo Tolstoy, published in serial form from 1875 to 1877. Tolstoy is celebrated for his intricate narrative style and deep psychological exploration of characters, which is evident in "Anna Karenina." The novel delves into complex themes such as love, infidelity, and societal constraints, using the life of the protagonist, Anna, to reflect on the moral dilemmas of Russian society in the 19th century. Tolstoy's ability to weave philosophical and ethical questions into the fabric of personal relationships distinguishes this work as a masterpiece of world literature.