Who is Dr. Igor from I, Carmelita Tropicana: Performing Between Cultures and what is their importance?

Dr. Igor is the crazy scientist who purposely takes DNA from Carmelita while she is unconscious. Igor uses her Carmelita's DNA to create two clones. When the clones turn fourteen, they choose to leave the doctor and live with the penniless Carmelita. They choose their bio-original over the wealthy doctor.