Versatile actress Vidya Balan signed one more interesting film. She will be essaying the role of Shakuntala Devi which is the true story of a human computer. The film will be directed by Anu Menon and will be produced by Vikram Malhotra. Vidya Balan recently gave her nod recently and the pre-production work of the film is on cards. The makers are in plans to release the film for next summer which is yet to be titled.